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Dual antenna system for transponder beacon devices
US 3,375,516 A
Filed
: 05/26/1967
Issued
: 03/26/1968
Est. Priority Date
: 05/26/1967
Status: Expired due to Term
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Current Assignee
Charles E. Quigley
,
Hart, Gerald E.
Original Assignee
Charles E. Quigley
,
Hart, Gerald E.
Inventors
Hart, Gerald E.
,
Quigley, Charles E.
Application Number
US04/643,023
Time in Patent Office
305 Days
Field of Search
US Class Current
342/51
CPC Class Codes
G01S 13/762
with special measures conce...
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