国家/地区 韩国（2）
IPC部 A（2） C（2）
IPC大类 A41（2）
IPC小类 A41D（2）
IPC A41D013/11（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Multipurpose mask useful to protect eyes and lungs from viruses by removing flu virus and ultrafine dust to treat e.g. skin comprises space provided in nonwoven filter and transparent film installed between nonwoven fabric filter.

OM J P, HO E Y

Heat detection mask comprises mid-leaf filter cloth having four corners and four sides, upper leaf of middle leaf filter fabric and upper leaf bonded to have same edge on upper side of left and right sides and having arc-shaped sewing line.

SHIM B