Author: Patent Office / Catalog Issue Year Decade: 1940 - 1949 / Sudoc Stem: C 21.7/1 - Blacklight Search Results

Start Over Author Patent Office Catalog Issue Year Decade 1940 - 1949 Sudoc Stem C 21.7/1

1. Patent laws. Patent laws.

Corporate/Agency Authors:: Patent Office
Publisher:: Patent Office
Date:: Revised May 1, 1947. 1947
SuDoc number:: C 21.7/1:947

2. Patent laws. Patent laws.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: Revised Jan. 1, 1943. 1943
SuDoc number:: C 21.7/1:943

3. Patent laws. Patent laws.

Corporate/Agency Authors:: Patent Office and Commerce Department
Publisher:: Patent Office
Date:: Revised July 1, 1940. 1940
SuDoc number:: C 21.7/1:940