国家/地区 中国（2）
IPC部 B（2）
IPC大类 B65（2）
IPC小类 B65H（2）
IPC F26B013/10（2）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Production device of graphene electric heating film, has shaking handle column that is fixedly connected with with collecting roller, and graphene heating film main portion that is set between collecting roller and heating film roll.

ZHAO W

Production device for graphene heating cloth, has main body whose inner side is provided with transmission roller, where ends of transmission roller are provided with fixing piece, and inner side of roller provided with heating wire.

LIU J, HUANG D, LIN Z