Publish Year Decade: 1920 - 1929 / Sudoc Stem: C 21.5/a 1 - Blacklight Search Results

Start Over Publish Year Decade 1920 - 1929 Sudoc Stem C 21.5/a 1

21. Patents. Classification of patents issued May 3-31, 1927.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1927.]
SuDoc number:: C 21.5/a 1:358/1-5

22. Patents. Classification of patents issued Nov. 1-29, 1927.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1927.]
SuDoc number:: C 21.5/a 1:364/1-5

23. Patents. Classification of patents issued Oct. 4-25, 1927.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1927.]
SuDoc number:: C 21.5/a 1:363/1-4

24. Patents. Classification of patents issued Sept. 6-27, 1927.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1927.]
SuDoc number:: C 21.5/a 1:362/1-4

25. Patents. Classification of patents issued Apr. 6-27, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:345/1-4

26. Patents. Classification of patents issued Aug. 3-31, 1926.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:349/1-5

27. Patents. Classification of patents issued Dec. 7-28, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:353/1-4

28. Patents. Classification of patents issued Feb. 2-23, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:343/1-4

29. Patents. Classification of patents issued Jan. 5-26, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:342/1-4

30. Patents. Classification of patents issued July 6-27, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1926.]
SuDoc number:: C 21.5/a 1:348/1-4

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