GUANGDONG
China
3
2017-03-16
Junwei LI from GUANGDONG, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
FIXING PIECE CONNECTING TO A PHOTO FRAME BACKING BOARD AND MANUFACTURING METHOD THEREOF
#2 | 2016-05-19FIXING PIECE CONNECTING TO A PHOTO FRAME BACKING BOARD AND MANUFACTURING METHOD THEREOF
#3 | 2011-04-28Hinge without shaft and method for producing the same
1530640 ⎘