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Publication of FR396492ApublicationCriticalpatent/FR396492A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K15/00—Check valves
F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
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FR396492D1908-10-051908-10-05Valve combinée avec clapets automatiques d'arret de vapeur à double effet et index extérieur
ExpiredFR396492A
(fr)