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-0208144 (1980-11-19) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 3 |
An artificial reef construction is provided, having a base portion formed by a discarded inflatable rubber vehicle tire which is adapted to lie on one side wall thereof with one of the rim openings facing upwardly. The vehicle tire is at least partially filled with weighting material such as concret
An artificial reef construction, comprising: a discarded inflatable rubber vehicle tire which, when lying on its side, defines a circular upper side wall and a circular lower side wall, each surrounding respective upper and lower rim openings; a quantity of concrete being disposed within said rubber
※ AI-Helper는 부적절한 답변을 할 수 있습니다.