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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0098476 (1979-11-29) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 10 인용 특허 : 2 |
First and second elongated large and small diameter tubular members rotatably and telescopically engaged with each other are provided. The first and second members include exposed remote ends with one of the remote ends including a terminal end structure adapted to frictionally engage a floor surfac
A door prop including first and second large and small diameter elongated relatively telescoped and rotatable tubular members, said large and small diameter tubular members including remote first ends, the first end of said large diameter tubular member including a resilient abutment surface engagin
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