- Publication Title:
- Inventions. Changes in classification [of inventions], order 2576-77 and 2580; May 27-June 8, 1920.
- Display Title:
- Inventions. Changes in classification [of inventions], order 2576-77 and 2580; May 27-June 8, 1920.
- Corporate Agency Authors:
- Patent Office and Interior Department
- Sort Author:
- Patent Office
- Date:
- [1920.]
- Publish Date ISO Format:
- 1920-01-01T00:00:00Z
- Publication Start:
- 19200101
- Publication End:
- 19201231
- Corporate/Agency Author:
- Patent Office
- Publication month:
- 13
- Publication year:
- 1920
- Description:
- 3 leaves, large 8°
- Notes:
- [From Official gazette, v. 275, no. 4.]
- Notes:
- [From Official gazette, v. 275, no. 4.] ‡ Official Use. Not Available.
- Availability:
- ‡ Official Use. Not Available.
- Monthly Catalog date:
- June 1920
- Monthly Catalog issue number:
- 306
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1920-06-01T00:00:00Z
- Record start page number:
- 713