Publisher: Patent Office / Publish Year Decade: 1920 - 1929 / Sudoc Stem: C 21.5/2 - Blacklight Search Results

Start Over Publisher Patent Office Publish Year Decade 1920 - 1929 Sudoc Stem C 21.5/2

1. Patents. Index of patents issued from Patent Office, 1927.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1928
SuDoc number:: C 21.5/2:927

2. Patents. Index of patents issued from Patent Office, 1926.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1927
SuDoc number:: C 21.5/2:926

3. Patents. Index of patents issued from Patent Office, [calendar year] 1925.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: 1926
SuDoc number:: C 21.5/2:925