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-0754638 (1991-09-04) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A buoy member includes a central cavity with a weighted bottom portion to maintain alignment of the buoy apparatus, and the buoy apparatus includes a transmitter operative upon the buoy being projected from an associated boat. The buoy apparatus is further arranged to include a visible signal member
A rescue buoy apparatus, comprising in combination, a lower housing selectively securable to an upper housing, the lower housing including a lower housing cavity, the lower housing cavity including a spool member rotatably mounted within the lower housing cavity, the spool member including an elonga
※ AI-Helper는 부적절한 답변을 할 수 있습니다.