- Publication Title:
- Patents. [Manual of classification of patents, 1929] errata and minor correction sheet, July 1-Dec. 31, 1938.
- Display Title:
- Patents. [Manual of classification of patents, 1929] errata and minor correction sheet, July 1-Dec. 31, 1938.
- Corporate Agency Authors:
- Patent Office and Commerce Department
- Sort Author:
- Patent Office
- Date:
- [1939.]
- Publish Date ISO Format:
- 1939-01-01T00:00:00Z
- Publication Start:
- 19390101
- Publication End:
- 19391231
- Corporate/Agency Author:
- Patent Office
- Publication month:
- 13
- Publication year:
- 1939
- SuDoc number:
- C 21.12:929/errata 938-2
- Description:
- 4 leaves, oblong 2 4°
- Notes:
- [Issued in loose-leaf form for insertion in Manual.] Included in price of Manual which is now $1.50.
- Notes:
- [Issued in loose-leaf form for insertion in Manual.] Included in price of Manual which is now $1.50.
- Monthly Catalog date:
- March 1939
- Monthly Catalog issue number:
- 531
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1939-03-01T00:00:00Z
- Record start page number:
- 311