BALL GAME-RELATED TRAINING SYSTEM

A ball supply apparatus includes: a housing coupled to the upper portion of the column structure, wherein a top portion of housing is partially opened, wherein the housing is divided by a partition into a ball storage portion and a ball discharge portion, wherein a bottom face of the ball storage po...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HAN Chang Suk, CHUN Chang Hee, CHO Byoung Koo
Format: Patent
Sprache:eng
Schlagworte:
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