Classification bulletins 227-242, containing classification definitions of classes revised by Gasification Group of Patent Office, to include all changes through order 60, dated Nov. 16, 1949 [1949.]. 227. Class 89, Ordnance.
Publication Title:
Class 89, Ordnance.
Display Title:
Classification bulletins 227-242, containing classification definitions of classes revised by Gasification Group of Patent Office, to include all changes through order 60, dated Nov. 16, 1949 [1949.]. 227. Class 89, Ordnance.
Series Title:
Classification bulletins 227-242, containing classification definitions of classes revised by Gasification Group of Patent Office, to include all changes through order 60, dated Nov. 16, 1949 [1949.]
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[March 1950]
Publish Date ISO Format:
1950-03-01T00:00:00Z
Publication Start:
19500301
Publication End:
19500331
Corporate/Agency Author:
Patent Office
Publication month:
10
Publication year:
1950
SuDoc number:
C 21.3:227-242
Description:
[2]+14 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