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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0509430 (1995-07-31) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 13 인용 특허 : 0 |
Disclosed is a combination ball-hitting practice and ball-pitch-back apparatus, having a vertical support pole with a lower end designed for anchoring the pole to the ground to support it upright, and including a ball-tee support member that has one end connected to the support pole for vertical adj
Apparatus for practicing ball hitting and pitching including: a. a support post having a lower end and an upper end, and having means for anchoring the pole to the ground and holding it in an upright position, secured to its lower end; b. an extension member mounted to the upper portion of said pole
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