发明授权
- 专利标题： Pump components for building pump, and methods of constructing and using same
- 专利标题（中）： 建筑泵用泵组件及其构造和使用方法
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申请号： US183663申请日： 1988-04-19
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公开(公告)号： US4869371A公开(公告)日： 1989-09-26
- 发明人: William D. Dickinson , James Mirand
- 申请人： William D. Dickinson , James Mirand
- 申请人地址： NY Middleport
- 专利权人： American Sigma, Inc.
- 当前专利权人： American Sigma, Inc.
- 当前专利权人地址： NY Middleport
- 主分类号： E02D1/06
- IPC分类号： E02D1/06
摘要：
The present invention discloses a groundwater sampling kit which comprises a plurality of components capable of being assembled into several alternative groundwater sampling devices by hand without the use of tools, the components being securely packaged in an impact-resistant carrying case.
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