United States Patent 2186143
Inventors:
Neugass, Edwin A.
Publication Date:
01/09/1940
Assignee:
Neugass, Edwin A.
Other Classes:
362/458, 607/93, 385/902, 246/1C, 116/DIG.026, 600/245, 600/249
International Classes:
A61B1/07; A61B1/24; A61C1/08; A61B1/06