Elevator reminding system (Chinese)
Free access
- New search for: CHEN YUDONG
- New search for: CHEN YUDONG
2023
- Patent / Electronic Resource
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Title:Elevator reminding system
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Additional title:电梯提醒系统
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Patent number:CN116101862
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Patent applicant:
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Patent family:
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Contributors:CHEN YUDONG ( author )
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Publisher:
- New search for: Europäisches Patentamt
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Publication date:2023-05-12
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Type of media:Patent
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Type of material:Electronic Resource
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Language:Chinese
- New search for: B66B
- Further information on International Patent Classification
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Classification:
IPC: B66B Aufzüge, ELEVATORS -
Source: