国家/地区 中国（2）
IPC部 D（2）
IPC大类 D06（2） F24（2）
IPC小类 D06F（2）
IPC D06F057/12（2）
发明人
公开年
申请年
专利权人

Foldable graphene warmer for warming room temperature, has two heating devices that are provided with multiple heating units interval in which heating devices are folded, and heating units on heating devices arranged in staggered way.

XU L, CHEN H

Graphene heating dual-purpose device, has heating box body whose left side is connected with supporting frame, and compression spring whose top part is fixedly connected with adjusting button, where outer side of inner rod is connected with spring.

ZHAO L, SUN X