Daegu
South Korea
4
2021-09-02
Chang Suk HAN from Daegu, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
BALL LIFTING DEVICE
#2 | 2020-12-24INCLINED STRUCTURE OF COURT FLOOR FOR AUTOMATIC SUPPLY IN BALL GAME
#3 | 2020-01-09Inclined structure of court floor for automatic supply in ball game
#4 | 2017-12-07BALL GAME-RELATED TRAINING SYSTEM
2055995 ⎘