Title:
Breatching control valve
United States Patent 3242921


Inventors:
Seeler, Henry W.
Application Number:
US74699658A
Publication Date:
03/29/1966
Filing Date:
07/07/1958
Assignee:
Seeler, Henry W.
Primary Class:
Other Classes:
137/908
International Classes:
A61M16/20; A62B9/02
View Patent Images:
US Patent References:
2902992Bellows mechanism for artificial respiration1959-09-08
2887104Mask to mask resuscitator1959-05-19
RE24193N/A1956-08-07
2640481Exhalation valve1953-06-02
2615463Fluid pressure apparatus and valve means therefor1952-10-28