CLASS 173 TOOL DRIVING OR IMPACTING... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE 19

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Class 173 Tool Driving Or Impacting... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

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Monthly Catalog of United States Government Publications

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Class 227 Elongated-Member-Driving Apparatus... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

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CLASS 92 EXPANSIBLE CHAMBER DEVICES... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE 1

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Class 116 - Signals And Indicators, Patent Classification Definitions, U.S. Dept. Of Commerce - Patent And Trademark Office, June 2000

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CLASS 403 JOINTS AND CONNECTIONS... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE 1998

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Class 164 - Metal Founding, Patent Classification Definitions, U.S. Dept. Of Commerce - Patent And Trademark Office, June 2000

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CLASS 242 WINDING, TENSIONING, OR GUIDING... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... J.

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Class 172 Earth Working... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... December 1996

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