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-0074071 (1993-06-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 10 인용 특허 : 0 |
A recreational water craft of uncomplicated design and construction is provided herein which is adaptive to be manually powered by one or more crew members or readily converted from manual power to sail (or supplement by sail) without loss of stability or increase in complexity of operation. This wa
In a recreational water craft having means for manual propulsion thereof by means of a paddle wheel wherein the improvement comprises: a. a platform for support of one or more passengers; and b. means for attachment of said platform to a pair of outrigger floats positioned on the port and starboard
※ AI-Helper는 부적절한 답변을 할 수 있습니다.