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2020
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Invention
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Mask with face contact function.
A face contact function includes a contact member comprising a ... |
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P/S
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Dust masks; dust protective goggles and masks; gas masks; welding goggles; welding helmets; prote... |
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P/S
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Mechanisms for coin operated apparatus; optical glass;
prisms for optical purposes; video screen... |
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P/S
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Dust masks; dust protective goggles and masks; gas masks;
welding goggles; welding helmets; prot... |
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P/S
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Range hoods; air sterilizers; air cleaning apparatus;
ventilating fans for industrial purposes; ... |
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Invention
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Mask with detachable earrings.
A mask with detachable earrings includes a mask body that covers ... |
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Invention
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Mask comprising separable holding strap. Disclosed is a mask comprising a separable holding strap... |
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Invention
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Mask having face contact function. Disclosed is a mask having a face contact function, wherein a ... |
