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INFRARED THERMOMETER
US 3,449,121 A
Filed
: 01/13/1967
Issued
: 06/10/1969
Est. Priority Date
: 01/13/1967
Status: Expired due to Term
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Current Assignee
Robert W. Astheimer
Original Assignee
Robert W. Astheimer
Inventors
Astheimer, Robert W.
Application Number
US04/609,030
Time in Patent Office
879 Days
Field of Search
US Class Current
374/123
CPC Class Codes
G01J 5/12
using thermoelectric elemen...
G01K 7/021
Particular circuit arrangem...
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