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发明名称
Improvements relating to telescopic umbrellas
摘要
申请公布号
GB650828(A)
申请公布日期
1951.03.07
申请号
GB19470029424
申请日期
1947.11.04
申请人
KURT LACHMANN
发明人
分类号
A45B19/04;F16B7/10
主分类号
A45B19/04
代理机构
代理人
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地址
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