Classification bulletins. 399. Class 185, Motors, spring, weight, and animal powered, Feb. 14, 1951.
Publication Title:
Class 185, Motors, spring, weight, and animal powered, Feb. 14, 1951.
Display Title:
Classification bulletins. 399. Class 185, Motors, spring, weight, and animal powered, Feb. 14, 1951.
Series Title:
Classification bulletins.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1951.]
Publish Date ISO Format:
1951-01-01T00:00:00Z
Publication Start:
19510101
Publication End:
19511231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1951
SuDoc number:
C 21.3:(nos.)
Description:
[2]+i+6+6 p. 4°
Notes:
[Contains classification orders 89-93 pertaining to classification of subjects of invention revised by Classification Group of Patent Office.] and [Issued with perforations.]
Notes:
[Issued with perforations.] • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, 10c. and • Sent to Depository Libraries. Item 252