Assignee
HEATRAE SADIA HEATING LTD
GB·3 granted patents·60 citations·filing 1987–1991
Top patents by PatentIndex Score
3 records- 0182US4786028AFluid flow control valveHEATRAE SADIA HEATING LTD·Filed 1987·Granted Nov 22, 1988·43 cites·8 claims
- 0244US4990746AElectric water heater utilizing trapped air to provide expansion spaceHEATRAE SADIA HEATING LTD·Filed 1989·Granted Feb 5, 1991·10 cites·20 claims
- 0334US5263116AHeater for liquidHEATRAE SADIA HEATING LTD·Filed 1991·Granted Nov 16, 1993·7 cites·8 claims
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