Convenient cup
A convenient cup comprises a cup cover and a cup body. Cup cover fixing devices and grooves are arranged on the cup cover, magnets are arranged on the cup body, the magnets are arranged at tail ends of two cup cover fixing devices, the cup cover fixing devices are hinged with the cup cover at connec...
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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