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Patent Searching and Data


Title:
WASHABLE MASK FOR BLOCKING HARMFUL SUBSTANCES
Document Type and Number:
WIPO Patent Application WO/2021/206299
Kind Code:
A1
Abstract:
The present invention relates to a washable mask for blocking harmful substances and, more specifically, to a washable mask for blocking harmful substances, wherein a replaceable filter can be attached/detached to/from the mask, and inhaled and exhaled air passing through the filter can be discharged through both sides of the mask to be hygienically used.

Inventors:
YOON O HYEOK (KR)
Application Number:
PCT/KR2021/003072
Publication Date:
October 14, 2021
Filing Date:
March 12, 2021
Export Citation:
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Assignee:
YOON O HYEOK (KR)
International Classes:
A62B18/02; A41D13/11; A62B18/08; A62B23/02
Foreign References:
KR20150146350A2015-12-31
JP3117487U2006-01-05
KR20180061736A2018-06-08
KR20110007058U2011-07-13
KR101919343B12018-11-16
KR102225244B12021-03-08
Attorney, Agent or Firm:
KANG, Hyeong Seok (KR)
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