Assignee

FERROFIL AS

NO·1 granted patent·15 citations·filing 1980–1980

Technology mixF24H1 G05D1

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0143US4405855AMethod and apparatus for regulating the temperature of a heating element in a water heaterFERROFIL AS·Filed 1980·Granted Sep 20, 1983·15 cites·6 claims

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