05257808 is referenced by 14 patents and cites 20 patents.

A golf practice device has a flexible weighted ring and a sloped shoulder. A bottom surface includes an array of gripping projections generally encircling the ball receiving opening defined by the ring. The game target is placed upon a natural ground surface and uses the natural ground surface as a target to better simulate actual playing conditions.

Title
Game ball target
Application Number
7/906399
Publication Number
5257808
Application Date
July 1, 1992
Publication Date
November 2, 1993
Inventor
Roger K Crabtree
285 Village Mead, Ballwin, 63021
MO, US
Gary A Crabtree
1154 Briarhurst, St. Louis, 63021
MO, US
Jay Mueller
9900 Crestwick Dr., St. Louis, 63128
MO, US
Agent
Heller & Kepler
IPC
A63B 69/36
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