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Inventor
STEFFES GARY J
US
2 patents
Patents
2 patents
US5210477A
May 11, 1993
Fan control and diode interlock for electric heaters
TEXAS INSTRUMENTS INC
19 citations
69
US5173843A
Dec 22, 1992
Fan control and diode interlock for electric heaters
TEXAS INSTRUMENTS INC
13 citations
69