최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0176194 (1994-01-03) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 0 |
In a preferred embodiment, a roller board for athletic training and recreational use, which includes a generally flat, elongated, horizontal board member and a first plurality of selectively removable wheels attached to a lower surface of the board member. The first plurality of wheels are sequentia
A roller board for athletic training and recreational use, comprising: (a) a generally flat, elongated, horizontal board member; (b) a plurality of selectively removable wheel attachment base plates, connected to a lower surface of said board member; (c) a wheel mount, attached to said wheel attachm
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