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经营范围
发明名称
Chair having vertically adjustable seat
摘要
申请公布号
US2570687(A)
申请公布日期
1951.10.09
申请号
US19460685811
申请日期
1946.07.24
申请人
EDWARD J. BOSS
发明人
KAHN JOSEPH NORMAN
分类号
A47D1/00
主分类号
A47D1/00
代理机构
代理人
主权项
地址
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