国家/地区 中国（2）
IPC部 B（2）
IPC大类 B65（2）
IPC小类 B65H（2）
IPC B65H018/10（2） B65H023/26（2） F26B021/00（2）
发明人
公开年 2023（2）
申请年 2022（2）
专利权人

Graphene electric heating film automatic production device, has potentiometer that is electrically connected with frequency converter of motor, and gear that is installed on adjusting shaft, where gears are meshing each other.

WANG Y, HE L, CHEN W

Coating production rolling graphene of reflecting cloth, has driving piece installed on supporting plate, which is used for synchronously driving two of centralized cover to move back and forth.

TIAN H