| 发明名称 |
Groundwater sampling device |
| 摘要 |
A replaceable DC electric motor and kit for a groundwater sampling and pumping device and system for withdrawing groundwater from a well. The motor is provided with means to align the motor with an alignment pin in the groundwater sampling device.
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| 申请公布号 |
US7584785(B2) |
申请公布日期 |
2009.09.08 |
| 申请号 |
US20070882755 |
申请日期 |
2007.08.03 |
| 申请人 |
CONCURRENT TECHNOLOGIES INTERNATIONAL, LLC |
发明人 |
INTELISANO CRAIG |
| 分类号 |
E21B43/00;F04B17/03 |
主分类号 |
E21B43/00 |
| 代理机构 |
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代理人 |
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