Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F24
HEATING; RANGES; VENTILATING
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F24H
FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
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F24H9/14
Arrangements for connecting different sections, e.g. in water heaters
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F24H9/148
Arrangements of boiler components on a frame or within a casing to build the fluid heater, e.g. boiler
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