发明名称 Hose clearing device
摘要 A hose clearing device has a valve assembly at one end thereof, preferably a compressed air receiving valve; and, at the opposing end thereof, an attaching means for attaching the valve assembly to an elongated tube, the elongated tube requiring the substantial evacuation of undesired fluid therefrom.
申请公布号 US6328058(B1) 申请公布日期 2001.12.11
申请号 US20010781739 申请日期 2001.02.12
申请人 PERRONE, JR. MATHEW R. P. 发明人 PERRONE, JR. MATHEW R. P.
分类号 A62C33/02;B08B9/032;F16L55/07;(IPC1-7):E03B7/12;E03C1/02 主分类号 A62C33/02
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