- Publication Title:
- Inventions. Manual of classification of subjects of invention of Patent Office; revised to Jan. 1, 1920.
- Display Title:
- Inventions. Manual of classification of subjects of invention of Patent Office; revised to Jan. 1, 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:
- 298 p. large 8°
- Notes:
- * For Sale by Superintendent of Documents. Paper, 50c. (incorrectly given in publication as 25c).
- Availability:
- * For Sale by Superintendent of Documents. Paper, 50c. (incorrectly given in publication as 25c).
- Monthly Catalog date:
- August 1920
- Monthly Catalog issue number:
- 308
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1920-08-01T00:00:00Z
- LC Number:
- 20-26743
- Record start page number:
- 61