Title:
Golf practice club including inertia controlled indicator means
United States Patent 3215437
Inventors:
Webb, William D.
Publication Date:
11/02/1965
Assignee:
Webb, William D.
International Classes:
A63B69/36
US Patent References:
| 2843076 | Force measuring device | | | |
| 3106403 | Club swing momentum indicator | | | |
| 3136546 | Swingable practice game implement with slidable weight | | | |