Title:
【考案の名称】打球練習用ボ-ル投上げ装置
Document Type and Number:
Japanese Patent JPS60184572
Kind Code:
U
Inventors:
Fumio Yamada
Yukio Hatta
Yukio Hatta
Application Number:
JP7274484U
Publication Date:
December 07, 1985
Filing Date:
May 18, 1984
Export Citation:
International Classes:
A63B69/40; (IPC1-7): A63B69/40
Domestic Patent References:
| JPS5837434U | 1983-03-11 | |||
| JP55109569B |