Classification bulletin. 436. Class 50, Building structures, containing classification definitions of above class established by Classification Group of Patent Office by classification order 304, June 30, 1960.
Publication Title:
Class 50, Building structures, containing classification definitions of above class established by Classification Group of Patent Office by classification order 304, June 30, 1960.
Display Title:
Classification bulletin. 436. Class 50, Building structures, containing classification definitions of above class established by Classification Group of Patent Office by classification order 304, June 30, 1960.
Series Title:
Classification bulletin.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1960.)
Publish Date ISO Format:
1960-01-01T00:00:00Z
Publication Start:
19600101
Publication End:
19601231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1960
SuDoc number:
C 21.8:436
Description:
[68] p. 4°
Notes:
[Issued in loose-leaf form.]
Notes:
[Issued in loose-leaf form.] • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, $1.00 and • Sent to Depository Libraries. Item 252