国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2） E04（2）
IPC小类 B01D（2）
IPC
发明人
公开年
申请年 2021（2）
专利权人

Energy-saving adjustable temperature floor heating floor, has temperature sensor electrically connected with controller, where controller is provided with Bluetooth module for remotely controlling temperature of surface of floor.

LI H, YUAN H

Mobile public toilet exhaust purifying device, has connecting mechanisms inserted with primary filter screen from front to back, and top side wall of purifying frame located between suction fan and graphene catalyst net.

ZHANG X, ZHANG M, SUN A