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 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0312196 (1981-10-19) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 1 |
A recreational device for use on snow or grass-covered slopes consisting of a ski having a circular seat mounted thereon with at least one handle, preferably a pair of diametrically opposed handles, projecting radially from said seat or below said seat. An endless belt with rollers can be affixed to
A recreational device comprising a seat, a ski having means formed thereon permitting travel over a ground surface, support means interconnecting said seat to said ski a predetermined distance apart to permit a user to sit on said seat over the ski, a pair of opposed handles which extend laterally f
※ AI-Helper는 부적절한 답변을 할 수 있습니다.