Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP15500675ApriorityCriticalpatent/JPS5279350A/en
Publication of JPS5279350ApublicationCriticalpatent/JPS5279350A/en
PURPOSE: To improve the thermal responsiveness of a hot water boiler, by making a feeler of temperature control device susceptible to heat of heat receiving water as well as to heat of combustion gas.
COPYRIGHT: (C)1977,JPO&Japio
JP15500675A1975-12-261975-12-26Hot water boiler
PendingJPS5279350A
(en)