Fei Han

City:

Hebei

Country:

China

Published Applications:

Last publication date:

2021-06-17

Top Assignees for applications by Fei Han

The entities that hold a legal rights for patent applications filed by inventor Han Fei:

Fei Han from Hebei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Process and device for supporting anchor bolt and anchor cable on successive mining working face

InventorID:

6557643 ⎘