SELF-VENTING DRAINAGE SYSTEM FOR BODY FLUIDS
United States Patent 3429314
Inventors:
Ericson, Richard E.
Publication Date:
02/25/1969
Other Classes:
55/417, 604/916
International Classes:
A61F5/441; A61M5/162; A61M25/00; A61M25/10; A61M5/14; A61F5/44; A61M25/00