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Class 29 Metal Working Patent Classification Definitions U.S. Dept. Of Commerce December 1998
CLASS 29 METAL WORKING... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE 1998
Class 29 - Metal Working, Patent Classification Definitions, U.S. Dept. Of Commerce - Patent And Trademark Office, June 2000
Class 29 Metal Working... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
Class 148 Metal Treatment Patent Classification Definitions U.S. Dept. Of Commerce December 1998
Class 27 Undertaking Patent Classification Definitions U.S. Dept. Of Commerce December 1998
CLASS 164 METAL FOUNDING... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE 1998
Class 261 Gas And Liquid Contact Apparatus Patent Classification Definitions U.S. Dept. Of Commerce December 1998
Class 164 Metal Founding... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996
Author: United States. Patent and Trademark Office
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ISBN:
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Languages : en
Pages :
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages :
Book Description