国家/地区 中国（2）
IPC部 B（2）
IPC大类 B44（2）
IPC小类 B44C（2）
IPC B44C005/04（2）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

Assembled heating wall hanging picture, has mica plate whose front side is fixedly installed with picture placing layer, and active carbon bag whose left and right sides are fixedly installed with four-hole hidden column.

YANG Z, XU L

Environment-friendly building indoor graphene heating device, has connecting block whose surface is inserted with locating rod, and panel whose top end side is provided with clamping piece that is provided with supporting leg.

CAO H