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发明名称
Transversely expansible umbrella stick
摘要
申请公布号
US2678053(A)
申请公布日期
1954.05.11
申请号
US19510206397
申请日期
1951.01.17
申请人
KESTEN JACK J
发明人
KESTEN JACK J.
分类号
A45B25/00
主分类号
A45B25/00
代理机构
代理人
主权项
地址
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