Changchun
China
2
2013-07-25
The entities that hold a legal rights for patent applications filed by inventor Wang Minghui:
Minghui Wang from Changchun, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Welding structure with double-inclined surface of no bumping and no vibration seamless rail with high load-bearing capability
#2 | 2008-05-01Adjustable hydraulic press with both upper and lower double action
350407 ⎘