Classification bulletins. 454. Class 92, Expansible chamber devices, containing classification definitions of above class established by Classification Group of Patent Office by Classification order dated June 14, 1963.
Publication Title:
Class 92, Expansible chamber devices, containing classification definitions of above class established by Classification Group of Patent Office by Classification order dated June 14, 1963.
Display Title:
Classification bulletins. 454. Class 92, Expansible chamber devices, containing classification definitions of above class established by Classification Group of Patent Office by Classification order dated June 14, 1963.
Series Title:
Classification bulletins.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1963.]
Publish Date ISO Format:
1963-01-01T00:00:00Z
Publication Start:
19630101
Publication End:
19631231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1963
SuDoc number:
C 21.3: (nos.)
Description:
[2] +4 + 54 p. 4°
Notes:
[Issued with perforations.]
Notes:
[Issued with perforations.] • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, 50c. and • Sent to Depository Libraries. Item 252