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Application filed by Limited Filbar Electric HeaterfiledCriticalLimited Filbar Electric Heater
Publication of CH75919ApublicationCriticalpatent/CH75919A/de
CH75919A1916-12-131916-12-13Automatischer, elektrischer, durch den Druck von in einem elektrischen Wärmapparat fließendem Wasser betätigbarer Schalter
CH75919A
(de)