国家/地区 韩国（2）
IPC部 D（2）
IPC大类 D06（2）
IPC小类 D06B（2）
IPC
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Carbon graphene conduction printing method comprises preparing conductive ink for imparting conductivity to prepared fabric, carrying out undercoat printing, conductive printing, drying and pressing conductive print by applying pressure.

KIHA P, LEE T, HONG J S, JINSEO C

Hemp non-woven mask comprises a filter unit for filtering contaminants, and an inner cover made of hemp nonwoven fabric provided on one surface of the filter unit to be in contact with the user's face.

LEE B S, KIM M