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Title:
CATHETER HAVING ONE-WAY INFLATIONS VALVE
United States Patent 3477438
Inventors:
Allen, Dwight L.
Grable, Glenn H.
Application Number:
US3477438DA
Publication Date:
11/11/1969
Filing Date:
04/17/1967
Assignee:
Dwight, Allen L.
Primary Class:
Other Classes:
137/223, 604/920
International Classes:
A61F2/958; (IPC1-7): A61B17/34; A61M25/00
View Patent Images:
Foreign References:
FR821676A1937-12-10
GB190505917A1905-05-25
IT452128B