Title:
Interchangeable disc for surgical drainage device
United States Patent 3077192


Inventors:
Leon, Berger
Application Number:
US17040562A
Publication Date:
02/12/1963
Filing Date:
02/01/1962
Assignee:
Leon, Berger
Primary Class:
International Classes:
A61F5/445
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US Patent References:
2971510Surgical drainage device1961-02-14
2874697Colostomy device1959-02-24
2314724Colostomy protector1943-03-23