Author: Commerce Department / Sudoc Stem: C 21.5/a 1 - Blacklight Search Results

Start Over Author Commerce Department Sudoc Stem C 21.5/a 1

31. Patents. Classification of patents issued Nov. 3-24, 1942.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1942.]
SuDoc number:: C 21.5/a 1:544/1-4

32. Patents. Classification of patents issued Apr. 1-29, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:525/1-5

33. Patents. Classification of patents issued Dec. 2-30, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:533/1-5

34. Patents. Classification of patents issued Feb. 4-25, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:523/1-4

35. Patents. Classification of patents issued Jan. 7-28, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:522/1-4

36. Patents. Classification of patents issued Nov. 4-25, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:532/1-4

37. Patents. Classification of patents issued Sept. 2-30, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a 1:531/1-5

38. Patents. Classification of patents issued Apr. 2-30, 1940.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1940.]
SuDoc number:: C 21.5/a 1:513/1-5

39. Patents. Classification of patents issued Aug. 6-27, 1940.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1940.]
SuDoc number:: C 21.5/a 1:517/1-4

40. Patents. Classification of patents issued Dec. 3-31, 1940.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1940.]
SuDoc number:: C 21.5/a 1:521/1-5

« Previous
Next »
1
2
3
4 Current Page, Page 4
5
6
7
8
…
19
20