Continuous electric heater for coffee and tea makers - has automatic rapid cut=out when running empty, but allows continuous heating until boiling occurs
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Electric flow heater system - consists of tubular heating element, through-flow pipe and heat conducting and mounting plate
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Electric flow heater for coffee or tea making machines - has flow pipes in thermal contact with tubular heating element welded to heat conducting plates
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Electric heating element for egg boiling vessel - with element together with thermostat soldered to base of cooking vessel
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Flow heater for coffee and tea making machines - has water pipe and heating filament inside heat-retaining plate
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Electric flow heater has inner axial heating tube - with liquid circulating around it inside outer coaxial tubular jacket
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Corrosion-resistant tubular electric heaters - coated with non-rusting metal by application of heat and high pressure
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DEVICE AND PROCESS FOR FILLING CERAMIC INSULATING POWDER INTO ELECTRIC TUBULAR RADIATORS
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DEVICE FOR FILLING CERAMIC INSULATING POWDER INTO THE SHEET PIPES OF ELECTRIC TUBULAR RADIATORS
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ELECTRIC HEATING ELEMENT WITH ENLARGED HEAT STORAGE AND SURFACE
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Fastening device for a tubular heater that can be inserted from the outside through a container opening
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Electric tubular heater with enlarged heat-emitting surface
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Plug connection to electrical tubular heaters
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Immersion heater consisting of electric tubular heaters
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Electric tubular heater with enlarged heat-emitting surface
