国家/地区 中国（2）
IPC部 A（2）
IPC大类 A41（2） B32（2）
IPC小类 A41D（2）
IPC A41D031/02（2）
发明人
公开年
申请年 2016（2）
专利权人

Functional filaments and john graphene fiber added ramie cotton yarn, has cloth body and sleeves made of three-layered fabric, middle layer connected with magnetic fiber layer, sleeve connected with cloth main body through connecting belt.

WANG Y

Graphene mask has face layer, reinforced filtering layer, silver fiber layer, preset dustproof layer, graphene layer and secondary dustproof layer that are orderly connected.

TIAN M, WANG J, TANG Z