Bend, Oregon
United States
4
2008-03-06
Richard Cooper from Bend, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Radiant heater
#2 | 2005-07-12Radiant heater
#3 | 2005-04-21Laminar air flow, low temperature air heaters using thick or thin film resistors
#4 | 2005-04-21Laminar air flow, low temperature air heaters using thick or thin film resistors
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