PUMP DRIVE HEAD WITH STUFFING BOX (English)
Free access
- New search for: HULT VERN A
- New search for: HULT VERN A
2018
- Patent / Electronic Resource
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Title:PUMP DRIVE HEAD WITH STUFFING BOX
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Patent number:US2018363403
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Patent applicant:
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Patent family:
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Contributors:HULT VERN A ( author )
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Publisher:
- New search for: Europäisches Patentamt
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Publication date:2018-12-20
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Type of media:Patent
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Type of material:Electronic Resource
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Language:English
- New search for: E21B
- Further information on International Patent Classification
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Classification:
IPC: E21B EARTH OR ROCK DRILLING, Erd- oder Gesteinsbohren -
Source: