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发明名称
Telescopic stick for folding umbrella
摘要
申请公布号
US2929388(A)
申请公布日期
1960.03.22
申请号
US19570640452
申请日期
1957.02.15
申请人
MARVEL UMBRELLA FRAMES, INC.
发明人
NORKIN MORRIS
分类号
A45B19/04;A45B19/10
主分类号
A45B19/04
代理机构
代理人
主权项
地址
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