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US 3,392,558 A
Filed
: 10/23/1965
Issued
: 07/16/1968
Est. Priority Date
: 10/23/1965
Status: Expired due to Term
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22
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22 Citations
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Current Assignee
Alfiero F. Balzano
,
Robert A. Hedin
Original Assignee
Alfiero F. Balzano
,
Robert A. Hedin
Inventors
Hedin, Robert A.
,
Balzano, Alfiero F.
Application Number
US04/503,888
Time in Patent Office
997 Days
Field of Search
US Class Current
361/172
CPC Class Codes
G07C 9/00706
with conductive components,...
Y10T 70/8081
Electric
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