Title:
Intermittent vacuum regulator
United States Patent 3208467


Inventors:
Eichelman, Francis J.
Smiley, Eldridge H.
Application Number:
US20907462A
Publication Date:
09/28/1965
Filing Date:
07/11/1962
Assignee:
CHEMETRON CORP
Primary Class:
Other Classes:
137/510, 137/624.14, 251/75
International Classes:
A61M1/00; G05D16/06
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