TENNIS TRAINING APPARATUS

To develop a novel tennis training apparatus which allows a player to master a right hitting form of a tennis and allows him/her to train at a high level when he/she has acquired a proficiency in tennis A tennis training apparatus according to the present invention is provided with a sheet supportin...

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Bibliographische Detailangaben
1. Verfasser: YAMANASHI TATSUYA
Format: Patent
Sprache:eng
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