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Index to the United States Patent Classification (USPC) system.
- Format:
- Government document
- Website/Database
- Language:
- English
- Subjects (All):
- United States. Patent and Trademark Office--Databases.
- United States.
- United States. Patent and Trademark Office.
- Patents--United States--Classification--Indexes--Databases.
- Patents.
- Genre:
- Databases.
- Physical Description:
- 1 online resource
- Updated irregularly
- Other Title:
- Source title: Index to USPC
- Index to the United States patent classification
- Place of Publication:
- Alexandria, VA : United States Patent and Trademark Office
- Notes:
- Title from home page last updated Mar. 9, 2006 (viewed May 02, 2006).
- Other Format:
- Print version: Index to the U.S. Patent Classification
- OCLC:
- 65994515
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