国家/地区 中国（2）
IPC部 A（2）
IPC大类 A61（2）
IPC小类 A61F（2） F04D（2）
IPC A61F007/00（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Physical therapy massage non-blade hanging neck fan, has control circuit board provided with pulse generating circuit and heating circuit, and massage head provided with graphene heating sheet that is electrically connected with generating circuit.

SHI R

Multifunctional energy backpack, has 12V storage battery connected with semiconductor refrigerating sheet, fan and USB interface, and temperature control device whose end is connected with graphene heating plate and another end is connected with sheet.

SHEN L