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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0528614 (1974-12-02) |
우선권정보 | DT-2360165 (1973-12-03) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 44 인용 특허 : 0 |
A chair having an adjustable backrest wherein the backrest comprises a backplate and a backrest member and with the backplate being pivotally supported relative to the said seat. An adjusting member is provided for varying the space between at least one part of the backrest member relative to the ba
A chair of the type having a seat and a pivotable backrest wherein said backrest includes: a backplate pivotally supported to a frame, a backrest member forwardly of said backplate and secured adjacent its upper portion to said backplate, and means responsive to the pivotal movement of said backplat
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