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

Start Over Publish Year Decade 1950 - 1959 Sudoc Stem C 21.12

21. Manual of classification [July 1947, replacement sheets; July 1955.].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1955.]
SuDoc number:: C 21.12:947/rev.pages-27

22. Manual of classification [July 1947, replacement sheets; Oct. 1955.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1955.]
SuDoc number:: C 21.12:947/rev.pages-28

23. Manual of classification [July 1947, replacement sheets; Apr. 1954].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1954.]
SuDoc number:: C 21.12:947/rev.pages-23

24. Manual of classification [July 1947, replacement sheets; Jan. 1954]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1954.]
SuDoc number:: C 21.12:947/rev.pages-22

25. Manual of classification [July 1947, replacement sheets; July 1954].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1954.]
SuDoc number:: C 21.12:947/rev.pages-24

26. Manual of classification [July 1947, replacement sheets; Apr. 1953].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1953.]
SuDoc number:: C 21.12:947/rev.pages-19

27. Manual of classification [July 1947, replacement sheets; Jan. 1953].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1953.]
SuDoc number:: C 21.12:947/rev.pages-18

28. Manual of classification [July 1947, replacement sheets; July 1953.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1953.]
SuDoc number:: C 21.12:947/rev.pages-20

29. Manual of classification [July 1947, replacement sheets; Oct. 1953.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1953.]
SuDoc number:: C 21.12:947/rev.pages-21

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

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1952.]
SuDoc number:: C 21.12:947/rev.pages-15

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