Author: Patent Office / Publish Year Decade: 1930 - 1939 - Blacklight Search Results

Start Over Author Patent Office Publish Year Decade 1930 - 1939

2651. Patents. Classification of patents issued Nov. 4-25, 1930.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.5/a 1:400/1-4

2652. Patents. Classification of patents issued Oct. 7-28, 1930.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.5/a 1:399/1-4

2653. Patents. Classification of patents issued Sept. 2-30, 1930.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.5/a 1:398/1-5

2654. Patents. Index of patents issued from Patent Office, 1929.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1930
SuDoc number:: C 21.5/2:929

2655. Patents. [Manual of classification of patents, 1929] errata and minor correction sheet, Jan. 1-Dec. 31, 1929.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.12:929/errata 929

2656. Peabody, Ernest H. In Court of Customs and Patent Appeals, patent appeal no. 2695, in re Ernest H. Peabody, fuel burners; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.10:P 311

2657. Peddrick, Charles H., jr. In Court of Customs and Patent Appeals, patent appeal no. 2652, in re Charles H. Peddrick, jr., and Philip Wager Lewis, process and apparatus for preparation of feldspathic flux for porcelain; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.10:P 34

2658. Peiler, Karl E. In Court of Customs and Patent Appeals, patent appeal no 2651, in re Karl E. Peiler, feeding molten glass; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.10:P 351

2659. Perrigo, Harry E. In Court of Customs and Patent Appeals, patent appeal no. 2723, in re Harry E. Perrigo, method and apparatus for accumulating and transforming ether electric energy; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.10:P 428

2660. Phelps, Alfred L. In Court of Customs and Patent Appeals, patent appeal no. 2613, in re Alfred L. Phelps and Arthur J. Carter, window screen shield and guide; brief for commissioner of patents.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: [1930.]
SuDoc number:: C 21.10:P 511

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