Author: Patent Office / Publish Year Decade: 1940 - 1949 / Sudoc Stem: C 21.5/a - Blacklight Search Results

Start Over Author Patent Office Publish Year Decade 1940 - 1949 Sudoc Stem C 21.5/a

1. Trade-warks [etc., from] Official gazette, June 1-Nov. 30, 1948.

Corporate/Agency Authors:: Patent Office and Commerce Dept.
Publisher:: Patent Office
Date:: [1948.]
SuDoc number:: C 21.5/a:611/1-616/5

2. Patents. Classification of patents issued Oct. 7-28, 1941.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: [1941.]
SuDoc number:: C 21.5/a:531/1-4