Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1978-05-22
1981-05-12
Goldberg, Elliot
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219330, 219331, 219487, 219489, H05B 102
Patent
active
042674328
ABSTRACT:
Electric installation circuitry that provides means for interconnecting with conventional storage-type electric water heaters of the sort energized from three-wire mains and controlled as to energy use thermostatically, the combination of hand switching and automatic signaling to supply both cues and means for the users of such water heaters to effect energy savings.
REFERENCES:
patent: 1930551 (1933-10-01), Blashfield
patent: 2391071 (1945-12-01), Price
patent: 3352999 (1967-11-01), Macoicz et al.
patent: 3353001 (1967-11-01), Macoicz et al.
patent: 3467814 (1969-09-01), Macoicz
Goldberg Elliot
Roskoski Bernard
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