国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC E04F015/02（2）
发明人
公开年 2020（2）
申请年
专利权人

Graphene electric heating tile comprises wear-resistant layer, decorative layer, insulating layer, and decorative layer is provided under wear-resistant layer and insulating layer is provided under decorative layer.

ZHANG D

Graphene far infrared negative ion warm core electric floor has inverted trapezoidal inclined surface whose upper portion and lower portion is provided with joint matched with concave interface and plug block matched with socket.

DAI M