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-
-
-
-
-
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3726644
-
Patent number 3,726,644
-
Issue date Apr 10, 1973
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G01 - MEASURING TESTING
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3665761
-
Patent number 3,665,761
-
Issue date May 30, 1972
-
G01 - MEASURING TESTING
-
3336790
-
Patent number 3,336,790
-
Issue date Aug 22, 1967
-
G01 - MEASURING TESTING
-
3256734
-
Patent number 3,256,734
-
Issue date Jun 21, 1966
-
G05 - CONTROLLING REGULATING
-
3186228
-
Patent number 3,186,228
-
Issue date Jun 1, 1965
-
G01 - MEASURING TESTING
-
3053092
-
Patent number 3,053,092
-
Issue date Sep 11, 1962
-
G05 - CONTROLLING REGULATING
-
2351920
-
Patent number 2,351,920
-
Issue date Jun 20, 1944
-
G01 - MEASURING TESTING
-
2156968
-
Patent number 2,156,968
-
Issue date May 2, 1939
-
G01 - MEASURING TESTING
-
2107628
-
Patent number 2,107,628
-
Issue date Feb 8, 1938
-
G01 - MEASURING TESTING
-
1616312
-
Patent number 1,616,312
-
Issue date Feb 1, 1927
-
G01 - MEASURING TESTING
-
1607684
-
Patent number 1,607,684
-
Issue date Nov 23, 1926
-
G01 - MEASURING TESTING
-
1437614
-
Patent number 1,437,614
-
Issue date Dec 5, 1922
-
F24 - HEATING RANGES VENTILATING