WO2020140775A1
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Express parcel delivering system of unmanned aerial vehicle and car to share transport capacity resource, and commercial application thereof
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CN108439168A
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A kind of anti-null intelligence control system of staircase
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CN107335262A
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A kind of water purifier for being convenient for changing filter core
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CN107296418A
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A kind of office's massage seat
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CN107349675A
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A kind of water purifier
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CN107349575A
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A kind of portable power constructing device
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CN107374561A
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A kind of portable washes footwear cleaning dryer
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CN107300932A
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Automatic pumping early warning system and control method under SCM Based bridge
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CN106822286A
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A kind of Chinese medicine for the treatment dysmenorrhoea that has no side effect and preparation method thereof
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