United States Patent 3052353
Inventors:
Pritchett, Ray A.
Publication Date:
09/04/1962
Assignee:
Floyd, Richardson V.
Other Classes:
209/593, 209/655, 209/559, 254/2R, 250/303, 376/159, 209/912, 209/653, 209/576
International Classes:
B07C5/346; B07C5/34