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-0624263 (2003-07-22) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 7 인용 특허 : 12 |
A rail barricade includes a bottom rail and a U-shaped body frame having a top rail and a pair of vertical rails. A plurality of vertical spokes are located between the vertical rails. The bottom rail further includes an opposing pair of curved ends each having a projection that is received in a not
What is claimed is: 1. A rail barricade comprising: a frame including a first vertical rail, a second vertical rail, and a top rail; a bottom rail including a first end that is secured to said first vertical rail and a second end that is secured to said second vertical rail, said frame and said bot
※ AI-Helper는 부적절한 답변을 할 수 있습니다.