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

11. Manual of classification [July 1947, replacement sheets; July 1957.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1957.]
SuDoc number:: C 21.12:947/rev.pages-35

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

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Amended July 1957. [1957.]
SuDoc number:: C 21.12:947/rev.pages-17/957

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

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: Amended July 1957. [1957.]
SuDoc number:: C 21.12:947/rev.pages-21/957

14. Manual of classification, replacement sheets [Oct. 1957].

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1957.]
SuDoc number:: C 21.12:947/rev.pages-36

15. 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

16. 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

17. 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

18. Manual of classification [replacement sbeets; July 1956.]

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1956.]
SuDoc number:: C 21.12:947/rev.pages-31

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

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1955.]
SuDoc number:: C 21.12:947/rev.pages-26

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

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1955.]
SuDoc number:: C 21.12:947/rev.pages-25

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