Classification main menu.

Provides access to the US manual of classification and patent classification information. Contains FirstGov search engine.

Bibliographic Details
Previous Title:	United States. Manual of classification
Corporate Author:	United States. Patent and Trademark Office
Format:	Government Document Book
Language:	English
Published:	Washington, D.C. : U.S. Patent and Trademark Office, 1997-
Subjects:	United States. > Patent and Trademark Office > Databases. Patents > United States > Classification > Databases.
Online Access:	https://purl.fdlp.gov/GPO/LPS47620

Available Online