NOSE MASK FOR PREVENTING INHALATION OF VIRUS, FINE DUST AND BACTERIA
The present invention relates to a nose mask for preventing inhalation of virus, fine dusts, and bacteria inserted into the nasal cavity. Specifically, the nose mask for preventing penetration of virus, fine dusts, and bacteria inserted into the nasal cavity prevents inhalation of virus, fine dusts,...
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Format: | Patent |
Sprache: | eng ; kor |
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