Classification bulletin. 434. Class 330, amplifiers, containing classification definitions of above class established by classification group of Patent Office by classification order 294, Dec. 14, 1959.
Publication Title:
Class 330, amplifiers, containing classification definitions of above class established by classification group of Patent Office by classification order 294, Dec. 14, 1959.
Display Title:
Classification bulletin. 434. Class 330, amplifiers, containing classification definitions of above class established by classification group of Patent Office by classification order 294, Dec. 14, 1959.
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 21.3:434
Description:
[76] p. 4°
Notes:
[Issued with perforations.]
Notes:
[Issued with perforations.] • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, $1.00. and • Sent to Depository Libraries. Item 252