Corcordance, United States patent classification to international patent classification.
Edition: 1995 ed.
Publisher: U.S. Dept. of Commerce, Patent and Trademark Office, Patent Documentation Organizations
Published: 1995
Place of publication: Washington, D.C
Language: eng
Number of pages: 194
Subjects: Patents -- United States -- Classification.
Other titles: United States patent classification to international patent classification
Notes: Shipping list: 95-247-P.