国家/地区 中国（3）
IPC部 B（3）
IPC大类 B08（3）
IPC小类 B08B（3）
IPC B08B015/00（2） B08B017/04（2） H05K007/20（2）
发明人
公开年 2022（2）
申请年 2021（3）
专利权人

Sealing device for production of graphene film, has base whose one side upper end is welded with supporting column and upper end of base is provided with dust-removing mechanism.

FU J

Curtain grid switch power supply device for high frequency transmitter, has power supply main body provided with radiating hole that is rotatably connected with dustproof plate, where bottom of body is fixedly connected with limiting frame.

LIU Q, YAO W, JIAO X

Drive-free plug-in type open source plate liquid crystal display, has hollow groove whose top end is fixedly connected with dust-proof net, where inner side wall and bottom end of hollow groove are connected with graphene heat conducting sheet.

HAN W