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E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
E03C1/02—Plumbing installations for fresh water
E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
E03C1/108—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves having an aerating valve
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FR1055378D1952-05-031952-05-03Appareil de sécurité, à évent automatique, interdisant le retour d'eau souilléedans les distributions d'eau potable
ExpiredFR1055378A
(fr)
Dispositif de raccordement automatique de film sur le dispositif d'embobinage des caméras, ainsi que les caméras munies d'un dispositif conforme ou similaire au précédent