国家/地区 中国（2）
IPC部 F（2）
IPC大类 F21（2）
IPC小类 F21V（2）
IPC F21V033/00（2） F24D013/02（2） F24D019/02（2）
发明人
公开年 2020（2）
申请年
专利权人

Graphene-shaped toilet warmer device, has box body whose periphery is fixedly installed with fixing frame, where bottom part of fixing frame is provided with sealing ring and periphery of graphene lamp is fixedly installed with waterproof plate.

WU K, WU H

Graphene heating film welding and fixing device, has pressure plate arranged with upper pressure block that is installed at bottom unit of fixing frame, where materials of fixing frame and pressure plate are set to stainless steel.

HONG H, HE C, XIN X, WANG G