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E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
E03B7/00—Water main or service pipe systems
E03B7/09—Component parts or accessories
E03B7/10—Devices preventing bursting of pipes by freezing
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FR628733D1926-01-131927-01-12Perfectionnements apportés aux moyens pour empêcher l'éclatement des réservoirs d'eau sous l'influence de gelées
ExpiredFR628733A
(fr)