Hebei
China
3
2019-10-03
The entities that hold a legal rights for patent applications filed by inventor Wang Yingfeng:
Yingfeng Wang from Hebei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Device for detecting balance of hub valve hole
#2 | 2019-08-22Automatic constant pressure device for hub tire system
#3 | 2019-07-25Fixture for suppressing tool vibration on outer rim
6495748 ⎘