Classification bulletin 408, July 1-Oct. 1, 1952, containing classification orders 131-136 pertaining to classification of subjects of invention revised by Classification Group of Patent Office.
Publication Title:
Classification bulletin 408, July 1-Oct. 1, 1952, containing classification orders 131-136 pertaining to classification of subjects of invention revised by Classification Group of Patent Office.
Display Title:
Classification bulletin 408, July 1-Oct. 1, 1952, containing classification orders 131-136 pertaining to classification of subjects of invention revised by Classification Group of Patent Office.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1952.]
Publish Date ISO Format:
1952-01-01T00:00:00Z
Publication Start:
19520101
Publication End:
19521231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1952
SuDoc number:
C 21.3:408
Description:
9 leaves, 4°
Notes:
[Prior Bulletin 407 contains order no. 100.]
Notes:
[Prior Bulletin 407 contains order no. 100.] * For Sale by Superintendent of Documents. Paper, 10c. • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, 10c. • Sent to Depository Libraries. Item 252