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Optical viewing system
US 3,020,806 A
Filed
: 10/10/1957
Issued
: 02/13/1962
Est. Priority Date
: 10/10/1957
Status: Expired due to Term
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Current Assignee
Paul P. Castrucci
Original Assignee
Paul P. Castrucci
Inventors
Castrucci, Paul P.
Application Number
US03/689,373
Time in Patent Office
1,587 Days
Field of Search
US Class Current
359/400
CPC Class Codes
B60R 1/00
Optical viewing arrangement...
B60R 1/26
to the rear of the vehicle
G02B 23/00
Telescopes, e.g. binoculars...
G02B 6/06
the relative position of th...
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