Specifications and Drawings of Patents Relating to Electricity PDF Download

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Category : Electric apparatus and appliances
Languages : en
Pages : 1346

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Category : Electric apparatus and appliances
Languages : en
Pages : 1644

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Author: United States Patent Office
Publisher: Legare Street Press
ISBN: 9781020165924
Category :
Languages : en
Pages : 0

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This collection of electrical patents from the U.S. Patent Office features detailed specifications and drawings of a variety of inventions, including telegraphs, generators, and electric motors. An invaluable resource for historians of technology and those working in the field of electrical engineering. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

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Category : Electric apparatus and appliances
Languages : en
Pages :

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Author: United States. Patent Office
Publisher: Rarebooksclub.com
ISBN: 9781230059150
Category :
Languages : en
Pages : 390

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1888 edition. Excerpt: ...I add a small amount-p of glycerine to the ingredients above mentioned, said glycerine rendering the cement somewhat elastic even after it has become hard. In lieu of the glycerine, molasses or melted sugar may be employed. 55 I claim herein as my invention--1. A cement composed of calamine, chalk, and a suitable adhesive material, in about the proportions herein stated, substantially asset forth. 40 2. A cement composed of calamine, chalk, a suitable adhesive material, and glycerine, in about the proportions stated, substantially as set forth. In testimony whereof I have hereunto set 45 my hand. ALBERT L. REINMANN. Witnesses: Darwin S. Wolcott, R. H. Whittlesey. A. G. BROWN. CIRCUIT CONTROLLING KEY FOR INCANDESCENT ELECTRIC LIGHTS. No. 345,880. Patented July 20, 1886. AKTHUR G. BROWN, OF BROOKLYN, NEW YORK, ASSIGNOR TO GEORGE WESTINGHOUSE, JR., OF PITTSBURG, PENNSYLVANIA. CIRCUIT-CONTROLLING KLY FOR INCANDESCENT ELECTRIC LIGHTS. SPECIFICATION forming part of Letters Patent No. 345,880, dated July 20, 1886. Application fl!ed February 10, 1886. Serial No. 191,401. (No model.) To all whom it may concern: Be it known that I, Arthur G. Brown, a citizen of the United States, residing in Brooklyn, in the county of Kings and State of New 5 York, have invented certain new and useful Improvements in Circuit-Controlling Keys for Incandescent Electric Lights, of which the following is a specification. My invention relates to the class of devices io employed for cutting electric lights into and out of circuit. The object of the invention is toprovideconvenient means for securing reliable electric connections between the conductor leading 15 from the main or supply and the leading in wire of an incandescent lamp. The invention is applicable also to.

Author: United States. Patent Office
Publisher:
ISBN:
Category : Electric apparatus and appliances
Languages : en
Pages :

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Author:
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ISBN:
Category : Electric apparatus and appliances
Languages : en
Pages : 1532

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Author: United States Patent Office
Publisher: Wentworth Press
ISBN: 9781010884439
Category : History
Languages : en
Pages : 826

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This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Author: United States Patent Office
Publisher: Arkose Press
ISBN: 9781343580770
Category :
Languages : en
Pages : 956

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Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Author: United States Patent Office
Publisher: Arkose Press
ISBN: 9781346167527
Category :
Languages : en
Pages : 568

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Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.As a reproduction of a historical artifact, this work may contain missing or blurred pages, poor pictures, errant marks, etc. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.