Author: Patent Office / Catalog Issue Year Decade: 1950 - 1959 - Blacklight Search Results

Start Over Author Patent Office Catalog Issue Year Decade 1950 - 1959

51. Classification bulletins. 313. Class 219, Electric heating, containing classification definitions of above class revised by Classification Group of Patent Office, to include all changes through order 200, dated Aug. 30, 1956.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.3:(nos.)

52. Classification bulletins. 421. Class 141, Fluent material handling, with receiver or receiver coacting means, containing classification definitions of above class revised by Classification Group of Patent Office, to include all changes through order 203, dated Sept. 28, 1956.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.3:(nos.)

53. Decisions of commissioner of patents and of United States courts in patent and trademark cases, compiled from V.690-701 of Official gazette of Patent Office during 1955.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1956
SuDoc number:: C 21.6:955

54. General requirements for admission to examination for registration to practice before Patent Office.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.14:R 26

55. Index of patents issued from Patent Office, 1955.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1956
SuDoc number:: C 21.5/2:955

56. Index of trademarks issued from Patent Office, 1955.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: 1956
SuDoc number:: C 21.5/3:955

57. Index to classification, Jan. 1956.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.12/2:956

58. Manual of classification [July 1947, replacement sheets; Apr. 1956.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.12:947/rev.pages-30

59. Manual of classification [July 1947, replacement sheets; Jan. 1956]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.12:947/rev.pages-29

60. Manual of classification [July 1947. replacement sheets; Oct. 1956.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.12:947/rev.pages-32

« Previous
Next »
1
2
3
4
5
6 Current Page, Page 6
7
8
9
10
…
52
53