Author: Patent and Trademark Office / Sudoc Stem: C 21.2 - Blacklight Search Results

Start Over Author Patent and Trademark Office Sudoc Stem C 21.2

1. Q & A about patents, answers to questions frequently asked about patents.

Corporate/Agency Authors:: Patent and Trademark Office and Commerce Dept.
Publisher:: Patent and Trademark Office
Date:: [Revised Aug. 1975.] [1975.]
SuDoc number:: C 21.2:P 27/9/975

2. General information concerning patents.

Corporate/Agency Authors:: Patent and Trademark Office and Commerce Dept.
Publisher:: Patent and Trademark Office
Date:: Revised Apr. 1975. [1975.]
SuDoc number:: C 21.2:P 27/975

3. Q & A about trademarks, [answers to questions frequently asked about trademarks].

Corporate/Agency Authors:: Patent and Trademark Office and Commerce Dept.
Publisher:: Patent and Trademark Office
Date:: [1975.]
SuDoc number:: C 21.2:T 67/2/975

4. General information concerning patents.

Corporate/Agency Authors:: Patent and Trademark Office and Commerce Dept.
Publisher:: Patent and Trademark Office
Date:: Revised June 1974. [1974.]
SuDoc number:: C 21.2:In 3/4