Catalog Issue Year Decade: 1930 - 1939 / Sudoc Stem: C 21.5/a 1 - Blacklight Search Results

Start Over Catalog Issue Year Decade 1930 - 1939 Sudoc Stem C 21.5/a 1

81. Patents. Classification of patents issued May 3-31, 1932.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1932.]
SuDoc number:: C 21.5/a 1:418/1-5

82. Patents. Classification of patents issued Nov. 1-29, 1932.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1932.]
SuDoc number:: C 21.5/a 1:424/1-5

83. Patents. Classification of patents issued Oct. 4-25, 1932.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1932.]
SuDoc number:: C 21.5/a 1:423/1-4

84. Patents. Classification of patents issued Sept. 6-27, 1932.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1932.]
SuDoc number:: C 21.5/a 1:422/1-4

85. Patents. Classification of patents issued Apr. 7-28, 1931.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:405/1-4

86. Patents. Classification of patents issued Aug. 4-25, 1931.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:409/1-4

87. Patents. Classification of patents issued Dec. 1-29, 1931.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:413/1-5

88. Patents. Classification of patents issued Feb. 3-24, 1931.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:403/1-4

89. Patents. Classification of patents issued July 7-28, 1931.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:408/1-4

90. Patents. Classification of patents issued June 2-30, 1931.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1931.]
SuDoc number:: C 21.5/a 1:407/1-5

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