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F22B13/00—Steam boilers of fire-box type, i.e. boilers where both combustion chambers and subsequent flues or fire tubes are arranged within the boiler body
F22B13/06—Locomobile, traction-engine, steam-roller, or locomotive boilers
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FR708515D1930-12-231930-12-23Perfectionnements à la production de la vapeur
ExpiredFR708515A
(fr)