Title:
Drainage device
United States Patent 3111125


Inventors:
Schulte, Rudolf R.
Application Number:
US15027261A
Publication Date:
11/19/1963
Filing Date:
11/06/1961
Assignee:
Schulte, Rudolf R.
Primary Class:
Other Classes:
137/848, 417/566, 604/185, 604/247, D24/111
International Classes:
A61M27/00
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