发明名称 Drain washing apparatus
摘要 The present invention relates to apparatus for washing drains. The apparatus includes a support and a nozzle, which are adapted and configured to convey fluid to and to wash a drain. Typically, the apparatus includes a wand as the support and a ball or head as the nozzle. The apparatus can also include a fluid retainer, which can keep the dispensed fluid in and/or near the drain.
申请公布号 US2003230325(A1) 申请公布日期 2003.12.18
申请号 US20020174411 申请日期 2002.06.17
申请人 BARCAY S. JOHN;LERBS JAMIE W.;MATHISRUD JOHN A.;HARRIS THOMAS L. 发明人 BARCAY S. JOHN;LERBS JAMIE W.;MATHISRUD JOHN A.;HARRIS THOMAS L.
分类号 B08B9/00;B08B9/02;E03C1/306;(IPC1-7):B08B9/032 主分类号 B08B9/00
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