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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0924895 (1986-10-30) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 19 인용 특허 : 3 |
A lightweight universal electric wheeled chair is formed of hollow tubular frame members. The seat is preferably cantilevered from rear frame members. The frame includes two lower side frame members, each of which has relatively small wheels mounted at both ends. The frame also includes two rear fra
A lightweight universal wheeled chair assembly comprising: two lower side frame members; two rear frame members pivotally connected together intermediate their ends to form an “X”configuration, with the lower ends of each of said rear frame members being pivotally secured said lower side frame membe
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