Author: Patent Office / Catalog Issue Year Decade: 1940 - 1949 - Blacklight Search Results

Start Over Author Patent Office Catalog Issue Year Decade 1940 - 1949

571. Patents. [Manual of classification of patents, 1940, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1944
SuDoc number:: C 21.12:940/p.21, rev.-2, 21a, etc.

572. Patents. [Manual of classification of patents, 1940, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: 1944
SuDoc number:: C 21.12:940/p.23-24,rev.,etc.

573. Patents. [Manual of classification of patents, 1940, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1944
SuDoc number:: C 21.12:940/p.95,rev.-95a,etc.

574. Patents. [Manual of classification of patents, 1940, substitute pages containing corrections.]

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: 1944
SuDoc number:: C 21.12:940/p.270a-270d

575. Patents. [Manual of classification of patents, 1940] [substitute title page and other pages containing corrections.]

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1944
SuDoc number:: C 21.12:940/t.p./rev.,etc.

576. Patents. [Manual of classification of patents, 1940] design classes.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1944.]
SuDoc number:: C 21.12:940/design classes

577. Patents. [Manual of classification of patents, 1940] errata and minor correction sheet, Jan. 1-June 30, 1944.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1944.]
SuDoc number:: C 21.12:940/errata 944

578. Patents. [Manual of classification of patents, 1940] errata and minor correction sheet, July 1-Dec. 31, 1943.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1944.]
SuDoc number:: C 21.12:940/errata 943-2

579. Perrin. Michael W. In Court of Customs and Patent Appeals, patent appeal no. 4874, in re Michael Willcox Pen-in, improvements in electrical insulation; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1944.]
SuDoc number:: C 21.10:P 428/3

580. Phillips, Edwin M. In Court of Customs and Patent Appeals, patent appeal no. 495S, in re Edwin M. Phillips, mounting strips; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1944.]
SuDoc number:: C 21.10:P 542

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