Heart and lung resuscitator
United States Patent 3307541
US Patent References:
Reciprocating heart resuscitation device means for adjusting pressure
- - 3254645
Reciprocating heart resuscitation device means for adjusting pressure
- - 3254645
Inventors:
Hewson, Carl E.
Publication Date:
03/07/1967
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Assignee:
Hewson, Carl E.
Primary Class:
Other Classes:
D24/164, 601/107
International Classes:
A61H31/00; A61M16/00
Foreign References:
| DE238278C | ||||
| DE588091C |