Title:
Contact switch device
United States Patent 3111608


Inventors:
Boenning, Robert A.
Otis, Leon S.
Application Number:
US9188961A
Publication Date:
11/19/1963
Filing Date:
02/27/1961
Assignee:
Walter, Finch G.
Primary Class:
Other Classes:
340/331, 340/573.1, 340/573.3, 340/657, 340/658, 361/203, 600/300
International Classes:
A01M23/38
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