Publish Year Decade: 1960 - 1969 / Sudoc Stem: C 21.12 - Blacklight Search Results

Start Over Publish Year Decade 1960 - 1969 Sudoc Stem C 21.12

21. Manual of classification, [Replacement pages incorporating changes directed by Classification orders issued subsequent to Sept. 30, 1963, and prior to Jan. 1, 1964].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1964.]
SuDoc number:: C 21.12:963/rev.pages.-5

22. Manual of classifiaction [replacement pases incorporating changes directed by Classification orders issued subsequent to June 30, 1963 and prior to Oct. 1, 1963].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1963.]
SuDoc number:: C 21.12:963/rev.pages-4

23. Manual of classification [replacement pages incorporating changes directed by Classification orders issued subsequent to Dec. 31, 1962 and prior to Apr. 1, 1963].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1963.]
SuDoc number:: C 21.12:963/rev.pages-2

24. Manual of classification [replacement pages incorporating changes directed by Classification orders issued subsequent to Mar. 31, 1963 and prior to July 1, 1963].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1963.]
SuDoc number:: C 21.12:963/rev.pages-3

25. Manual of classification [replacement sheets incorporating changes directed by Classification orders issued subsequent to Sept. 30, 1962 and prior to Jan. 1, 1963]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1963.]
SuDoc number:: C 21.12:963/rev.pages-1

26. Manual of classification [replacement sheets incorporating changes directed by Classification orders issued subsequent to Dec. 31, 1961, and prior to Apr. 1, 1962.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1962.]
SuDoc number:: C 21.12:960/rev.pages-6

27. Manual of classification [replacement sheets incorporating changes directed by Classification orders issued subsequent to June 30, 1962, and prior to Oct. 1, 1962].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1962.]
SuDoc number:: C 21.12:960/rev.pages-8

28. Manual of classification [replacement sheets incorporating changes directed by Classification orders issued subsequent to Mar. 31, 1962 and prior to July 1, 1962].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1962.]
SuDoc number:: C 21.12:960/rev.pages-7

29. Manual of classification [replacement sheets incorporating changes directed by Classification orders issued subsequent to Oct. 2, 1961, and prior to Jan. 1, 1962.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1962.]
SuDoc number:: C 21.12:960/rev.pages-5

30. Manual of Classification, 1960 edition, notice.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1961.]
SuDoc number:: C 21.12:960/notice

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