Concordance, United States patent classification to international patent classification
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Corporate Author: | |
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Format: | Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of Commerce, Patent and Trademark Office, Patent Documentation Organizations : For sale by the Supt. of Docs., U.S. G.P.O.,
1985
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Edition: | 5th ed |
Subjects: | |
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Government Documents
Call Number: |
GOVDOCS C 21.14/2:C 74/985
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• | Available |