Henan
China
4
2024-01-18
The entities that hold a legal rights for patent applications filed by inventor Lu Quanbin:
Quanbin Lu from Henan, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Copper-phosphorus-zinc-tin brazing sheet and preparation method and use thereof
#2 | 2023-12-21Copper-phosphorus brazing wire for brazing copper alloy spectacle frame as well as preparing method and system thereof
#3 | 2023-12-21Copper-phosphorus-tin brazing wire and preparation method thereof
#4 | 2023-11-23Copper-tin brazing wire and preparation method and use thereof
6600669 ⎘