CASSIS/CLASS user's guide
Subtitle: for use with CD Answer 2.03
Contributors: United States. Patent and Trademark Office. Office of Electronic Information Products
Publisher: U.S. Dept. of Commerce, Patent and Trademark Office, Office of Electronic Information Products
Published: 1991
Place of publication: [Arlington, Va.?]
Language: eng
Number of pages: 25
Subjects: Patents -- United States -- Classification -- Databases -- Handbooks, manuals, etc
Other titles: CASSIS CLASS user's guide
Notes: Shipping list no.: 97-0037-E

"1991 October 1."

Includes index