Concordance : United States patent classification to international patent classification

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Bibliographic Details
Corporate Author: United States. Patent Documentation Organizations
Format: Book
Language:English
Published: Washington, DC : U.S. Dept. of Commerce, Patent and Trademark Office, Patent Documentation Organizations : For sale by the U.S. G.P.O., Supt. of Docs., 2000
Edition:2000 ed
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Description
Item Description:"The present edition relates the US patent classification, as revised through August, 1999 (classification order no. 1738), to the seventh edition of the IPC"--Pref
"January 2000"--P. 1
Physical Description:205 p. ; 28 cm
ISBN:0160502209 :