Golf putting coordinator device
United States Patent 2923552
US Patent References:
Golf club direction indicator attachment
- - 2670209


Inventors:
Sundberg, Carl O.
Publication Date:
02/02/1960
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Assignee:
Sundberg, Carl O.
Primary Class:
473/238
Other Classes:
33/347
International Classes:
A63B69/36
Foreign References:
GB223044A