FR562132A -
Mobile generator for heating with hot water or steam by means of gas and electricity alternately, with the addition of any heating surface, contiguous and adjustable
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Mobile generator for heating with hot water or steam by means of gas and electricity alternately, with the addition of any heating surface, contiguous and adjustable
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F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
F24H3/00—Air heaters
F24H3/006—Air heaters using fluid fuel
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FR562132D1923-02-141923-02-14
Mobile generator for heating with hot water or steam by means of gas and electricity alternately, with the addition of any heating surface, contiguous and adjustable
ExpiredFR562132A
(en)
Mobile generator for heating with hot water or steam by means of gas and electricity alternately, with the addition of any heating surface, contiguous and adjustable
Mobile generator for heating with hot water or steam by means of gas and electricity alternately, with the addition of any heating surface, contiguous and adjustable