- Publication Title:
- Classification bulletin [49], July 1-Dec. 31, 1922, containing classification of subjects of invention revised by Classification Division.
- Display Title:
- Classification bulletin [49], July 1-Dec. 31, 1922, containing classification of subjects of invention revised by Classification Division.
- Corporate Agency Authors:
- Patent Office and Interior Department
- Sort Author:
- Patent Office
- Date:
- 1923
- Publish Date ISO Format:
- 1923-01-01T00:00:00Z
- Publication Start:
- 19230101
- Publication End:
- 19231231
- Corporate/Agency Author:
- Patent Office
- Publication month:
- 13
- Publication year:
- 1923
- Description:
- 64 leaves, il. large 8°
- Notes:
- * For Sale by Superintendent of Documents. Paper, 15c. 8-16238
- Availability:
- * For Sale by Superintendent of Documents. Paper, 15c. 8-16238
- Monthly Catalog date:
- March 1923
- Monthly Catalog issue number:
- 339
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1923-03-01T00:00:00Z
- Record start page number:
- 582