Abdominal drainage tube
United States Patent 2930378
US Patent References:
/1188180.html
- - 1188180

Sump drain
- - 2560915


Inventors:
Buyers, Robert A.
Publication Date:
03/29/1960
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Assignee:
DAVOL RUBBER COMPANY
Primary Class:
604/45
Other Classes:
604/268
International Classes:
A61M1/00