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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0634488 (1975-11-24) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 0 |
A supporting collar for attachment to a tubular scaffold member having four radially disposed channel-shaped support brackets, said brackets being interconnected so that the open ends thereof are disposed about a circle. Said collar is formed in two hingedly connected parts, the free ends of said tw
A supporting collar for attachment to an upright member of a builders scaffold for access and propping purposes, said collar having four radially disposed open-sided support brackets arranged so that the open ends of said brackets are directed inwardly towards each other and are disposed about a cir
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