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经营范围
发明名称
Backrest height adjustment apparatus for chairs and the like
摘要
申请公布号
GB1149178(A)
申请公布日期
1969.04.16
申请号
GB19660038722
申请日期
1966.08.30
申请人
STEELCASE INC.
发明人
分类号
A47C7/40
主分类号
A47C7/40
代理机构
代理人
主权项
地址
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