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-0275992 (1994-07-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 0 |
An apparatus for extraction of weeds and other vegetation by hand or by using a power driver. The apparatus includes a hollow housing having at least one slot in which a planar shaft is slidably disposed. An extraction head is detachably coupled to the shaft, and can be extended or retracted by move
An apparatus for removing vegetation, comprising: (a) a housing, said housing having first and second ends, said housing including a guide slot extending between said first and second ends; (b) a generally planar shaft, said shaft having first and second ends, said shaft slidably disposed within sai
※ AI-Helper는 부적절한 답변을 할 수 있습니다.