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Class 74 Machine Element Or Mechanism... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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CLASS 74 MACHINE ELEMENT OR MECHANISM... PATENT CLASSIFICATION DEFINITIONS... U.S. DEPT. OF COMMERCE - PATENT AND TRADEMARK OFFICE... JUNE.
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Class 74 - Machine Element Or Mechanism, Patent Classification Definitions, Patent & Trademark Office, U.S. Dept. of Commerce, December 1999
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Class 74 Machine Element Or Mechanism... 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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Class 74 Machine Element Or Mechanism Patent Classification Definitions U.S. Dept. Of Commerce December 1998
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Class 81 Tools... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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Class 100 Presses... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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Class 248 Support... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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Class 283 Printed Matter... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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Class 73 Measuring And Testing... Patent Classification Definitions... Patent And Trademark Office... U.S. Dept. Of Commerce... June 1997
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