Class Information
Number: 473/144
Name: Games using tangible projectile > Golf > Anchored (e.g., tethered, etc.) projectile > With force or direction indicator and tether > Linear spring indicator
Description: Subject matter wherein the device comprises a resilient part which is stretched or compressed along a straight line.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6651497 |
Pitching training tool with indicator |
Nov. 25, 2003 |
| 6638186 |
Hockey skill improvement system having physiological memory training |
Oct. 28, 2003 |
| 5386997 |
Portable golf practice apparatus |
Feb. 7, 1995 |
| 4609197 |
Golf practice device |
Sep. 2, 1986 |
| 4261564 |
Practice apparatus for punting, passing or kicking a ball |
Apr. 14, 1981 |
| 4119318 |
Golf ball flight indicating device |
Oct. 10, 1978 |
| 4118032 |
Golf practice device |
Oct. 3, 1978 |
| 4070017 |
Hockey practice shooter |
Jan. 24, 1978 |
| 3955815 |
Hockey training device |
May. 11, 1976 |
|
