发明名称 Hand pump for unblocking pipes
摘要 The pump consists of a single component sliding in a reciprocating manner and made from solid and rigid plastic inside the pump body. The suction and delivery device (piston) is made from rigid plastic actuated by a handle and operating as a pump. Application of the device for unblocking basins, sinks, bidets, baths and WCs. <IMAGE>
申请公布号 FR2582358(A1) 申请公布日期 1986.11.28
申请号 FR19850007649 申请日期 1985.05.21
申请人 DA PIEDADE HONORAT 发明人
分类号 E03C1/308;(IPC1-7):F04B9/14;B08B9/00;F04B33/00 主分类号 E03C1/308
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