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All Patents in class 236/70
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,690,517Nov. 06, 1928C.J. Brown, C.H. WilsonElectrical controller and recorderindustrial furnaces
2,006,306Jun. 25, 1935D.D. WileApparatus and Method for Temperature Regulationtemperature controls
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