| |
|
Inventor: Liao; Leon
Address: Changhwa City, TW
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4508340 |
Batting aid with pivotally supported ball |
April 2, 1985 |
| A batting aid having a sandbag with a vertically adjustable support on its upper surface. The top of the support has a seat member with a slot in which a disc is mounted for pivotal movement about a horizontal axis. Pivoting of the disc in one direction is limited by an adjustable brakin |
|
|
|
