Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of Commerce, Patent and Trademark Office, Patent Documentation Organizations :
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 32896335
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1971; 1974; 1980; 1990; 1995; 2000; 21.14/2:C 74
|
committed to retain | 2014-07-05 | HTDL |
|