Title:
Supporting structure and ball releasably suspended therefrom
United States Patent 3397885
US Patent References:
/1259787.html
- - 1259787

Ball practicing device
- - 3194557


Inventors:
Nash Jr., Robert A.
Publication Date:
08/20/1968
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Primary Class:
473/418
Other Classes:
473/147
International Classes:
A63B69/00
Foreign References:
FR1356524A
GB240652A