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PARFONRY ET LIELENS ETS
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PARFONRY ET LIELENS ETS
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Publication of FR989388ApublicationCriticalpatent/FR989388A/fr
E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
E03D3/02—Self-closing flushing valves
E03D3/04—Self-closing flushing valves with piston valve and pressure chamber for retarding the valve-closing movement
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FR989388D1949-04-131949-06-21Robinet à fermeture automatique pour chasse de water-closet
ExpiredFR989388A
(fr)