United States Patent 2211737
Inventors:
Berkley, Earl E.
Frost, George E.
Publication Date:
08/13/1940
Assignee:
WESTERN CARTRIDGE CO
Other Classes:
106/164.300, 149/110, 149/101, 149/21, 149/66, 149/52, 99/534
International Classes:
C06B31/46; C06B31/00