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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0783852 (1985-10-03) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 33 인용 특허 : 3 |
An adjustable batting tee is provided which includes a first plate member shaped like home plate, a second plate member spaced apart from the first plate member and an elongated armature adjustably interconnecting the first and second plate members such that the relative position of the second plate
An adjustable batting tee for use on ground and floor support surfaces, comprising: a first plate member positioned on said support surface; a second plate member positioned on said support surface and spaced apart from said first plate member, said second plate member having substantial area for co
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