Publish Year Decade: 1930 - 1939 / Sudoc Stem: C 21.12 - Blacklight Search Results

Start Over Publish Year Decade 1930 - 1939 Sudoc Stem C 21.12

31. Patents. [Manual of classification of patents, 1929] errata and minor correction sheet, [substitute pages containing corrections].

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1935
SuDoc number:: C 21.12:929/p.95-96b/rev.

32. Patents. [Manual of classification of patents, 1920, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1934.]
SuDoc number:: C 21.12:929/p.41,42/rev.etc.

33. Patents. [Manual of classification of patents, 1929, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1934
SuDoc number:: C 21.12:929/p.279-279A/rev.934

34. Patents. [Manual of classification of patents, 1929, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1934
SuDoc number:: C 21.12:929/p.43-46/rev.

35. Patents. [Manual of classification of patents, 1929, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1934.]
SuDoc number:: C 21.12:929/p.1-9/rev.,etc.

36. Patents. [Manual of classification of patents, 1929] [substitute pages containing corrections].

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1934
SuDoc number:: C 21.12:929/p.163-164A/rev.

37. Patents. [Manual of classification of patents, 1929] errata and minor correction sheet, Jan. 1-Dec. 31, 1933.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1934.]
SuDoc number:: C 21.12:929/errata 933

38. Patents. [Manual of classification of patents, 1929] errata and minor correction sheet. Jan. 1-June 30, 1934.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1934.]
SuDoc number:: C 21.12:929/errata 934

39. Patents. [Manual of classification of patents, 1929, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1933.]
SuDoc number:: C 21.12:929/p.279-280a

40. Patents. [Manual of classification of patents, 1929] errata and minor correction Sheet, Jan. 1-Dec. 31, 1932.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1933.]
SuDoc number:: C 21.12:929/errata 932

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