Manual of classification, replacement sheets [Oct. 1957].
Publication Title:
Manual of classification, replacement sheets [Oct. 1957].
Display Title:
Manual of classification, replacement sheets [Oct. 1957].
Corporate Agency Authors:
Patent Office and Commerce Dept.
Sort Author:
Patent Office
Date:
[1957.]
Publish Date ISO Format:
1957-01-01T00:00:00Z
Publication Start:
19570101
Publication End:
19571231
Corporate/Agency Author:
Patent Office
Publication month:
13
Publication year:
1957
SuDoc number:
C 21.12:947/rev.pages-36
Description:
[32] p. 4°
Notes:
[Includes list of replacement sheets. Issued in loose-leaf form.]
Notes:
[Includes list of replacement sheets. Issued in loose-leaf form.] • Sent to Depository Libraries. Item 258
Notes:
NOTE.— Not sold separately. The Manual of classification of patents Is sold on subscription and consists of revised pases from Apr. 1951 to date, including Jan. 1956 index and additional revised pages for an indefinite period. * Paper, $12.00; $3.00 additional for foreign mailing.