Catalog Issue Year Decade: 1950 - 1959 / Sudoc Stem: C 21.12 - Blacklight Search Results

Start Over Catalog Issue Year Decade 1950 - 1959 Sudoc Stem C 21.12

31. Manual of classification [July 1947, replacement sheets; July 1952].

Corporate/Agency Authors:: Patent Office, Commerce Dept.
Publisher:: Patent Office, Commerce Dept.
Date:: [1952.]
SuDoc number:: C 21.12:947/rev.pages-16

32. Manual of classification [July 1947, replacement sheets; Oct. 1952].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1952.]
SuDoc number:: C 21.12:947/rev.pages-17

33. Manual of classification [July 1947, additional sheets; Jan. 1951].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1951.]
SuDoc number:: C 21.12:947/rev.pages-11

34. Manual of classification [July 1947, additional sheets; July 1951].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1951.]
SuDoc number:: C 21.12:947/rev.pages-12

35. Manual of classification [July 1947, replacement sheets; Apr. 1951].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1951.]
SuDoc number:: C 21.12:947/rev.pages-10

36. Manual of classification, list of replacement sheets.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.12:947/rev.pages-9

37. [Manual of classification], list of replacement sheets.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.12:947/rev.pages-7

38. [Manual of classification], list of replacement sheets.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1950.]
SuDoc number:: C 21.12:947/rev.pages-8

39. Manual of classification, list of replacement sheets.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1949.]
SuDoc number:: C 21.12:949/rev.pages 6

40. Manual of classification [July 1947, replacement sheets; Oct. 1951].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
SuDoc number:: C 21.12:947/rev.pages-13

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