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专利名称：PLUG ASSEMBLY发明人：Craig Rothleitner申请号：US12305547申请日：20070619
公开号：US20100006161A1公开日：20100114
专利附图：
摘要：A plug assembly () adapted to be received in an opening at a first end of a pipe() for preventing debris passing therein. The plug assembly () comprises a first portion ()adapted to be received in the opening, and a second portion () to ensure the first portion() does not move inwardly away from the opening. The plug assembly () also comprises a
drainage means () to allow fluid to pass through the plug assembly ().
申请人：Craig Rothleitner
地址：Western Australia AU
国籍：AU
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