Classification bulletin. 420. Classification bulletin, June 30, 1954, containing classification order 167 pertaining to classification of subjects of invention revised by Classification Group of Patent Office and includes class 221, Article dispensing.
Publication Title:
Classification bulletin, June 30, 1954, containing classification order 167 pertaining to classification of subjects of invention revised by Classification Group of Patent Office and includes class 221, Article dispensing.
Display Title:
Classification bulletin. 420. Classification bulletin, June 30, 1954, containing classification order 167 pertaining to classification of subjects of invention revised by Classification Group of Patent Office and includes class 221, Article dispensing.
Series Title:
Classification bulletin.
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1954.]
Publish Date ISO Format:
1954-01-01T00:00:00Z
Publication Start:
19540101
Publication End:
19541231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1954
SuDoc number:
C 21.3:420
Description:
[116] p. 4°
Notes:
[Prior bulletin 419 contains orders 165 and 166.] and [Issued with perforations.]
Notes:
[Issued with perforations.] • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, 75c. and • Sent to Depository Libraries. Item 252