国家/地区 中国（3）
IPC部 C（3）
IPC大类 C09（3）
IPC小类 C09D（3）
IPC C09D163/00（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Aluminum profile useful for bimetal composite radiator in reducing abnormal friction noise caused by thermal expansion and contraction of bimetal composite radiator, comprises aluminum tube.

LV T, DI J, FU Z

Radar-infrared-visible light multi-spectrum camouflage invisible structure includes radar wave absorbing structure layer, infrared heat insulation coating, adhesive layer and wave-transmitting camouflage net layer.

WANG Y, LI G, LONG C, LIU S, HE J, LI J, DING T, CUI G, CHEN L, YIN S

Lubricating rust-proof pin shaft, comprises pin shaft main body located between pin shaft head and pressing cover, pin shaft head fixedly connected with pin shaft main body, and pressing cover movably connected with pin shaft main body.

SHI W, WANG W