Title:
AIR FLOW CONTROL
United States Patent 3504663


Inventors:
Edwards, William C.
Application Number:
US3504663DA
Publication Date:
04/07/1970
Filing Date:
10/21/1965
Assignee:
SMITHKLINE CORP
Primary Class:
Other Classes:
138/46
International Classes:
A61B5/0235; (IPC1-7): A61B5/02
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