Breathable and waterproof cup cover and processing method thereof
The invention relates to a breathable and waterproof cup cover and a processing method thereof. The breathable and waterproof cup cover comprises a cup cover body, a plurality of breathable and waterproof micropores are formed in the cup cover body, and the micropores in the cup cover body are proce...
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Format: | Patent |
Sprache: | chi ; eng |
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