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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0802708 (1997-02-19) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 23 인용 특허 : 4 |
A body support ratcheting mechanism for a medical or dental chair or stool. The body support ratcheting mechanism includes a shaft that is attached to the chair or stool. A body support member is attached to the top or upper surface of the mechanism. Within the mechanism a ratchet, mounted to the sh
[ What is claimed is:] [1.] A body support member for supporting a body resting upon a stool, the body support member being adapted to be mounted pivotably relative to said stool and including: a ratcheting mechanism for locking said support member in a selected pivotable position, said ratcheting m
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