Classification bulletins 201-212, containing classification definitions of the classes revised by Classification Gronp of Patent Office to include all Changes through order 56, dated Sept. 14, 1949. 212. Class 64, Machine elements, shafting and flexible shaft couplings.
Publication Title:
Class 64, Machine elements, shafting and flexible shaft couplings.
Display Title:
Classification bulletins 201-212, containing classification definitions of the classes revised by Classification Gronp of Patent Office to include all Changes through order 56, dated Sept. 14, 1949. 212. Class 64, Machine elements, shafting and flexible shaft couplings.
Series Title:
Classification bulletins 201-212, containing classification definitions of the classes revised by Classification Gronp of Patent Office to include all Changes through order 56, dated Sept. 14, 1949.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1949.]
Publish Date ISO Format:
1949-01-01T00:00:00Z
Publication Start:
19490101
Publication End:
19491231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1949
SuDoc number:
C 21.3:201-212
Description:
[2]+5 p. 4°
Notes:
[Issued with perforations.]
Notes:
[Issued with perforations.] • Sent to Depository Libraries. Item 222
Availability:
* For Sale by Superintendent of Documents. Paper, 10c. and • Sent to Depository Libraries. Item 222