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发明名称
Umbrella
摘要
申请公布号
US2687138(A)
申请公布日期
1954.08.24
申请号
US19490098029
申请日期
1949.06.09
申请人
EDWARD OKUN
发明人
OKUN EDWARD
分类号
A45B19/04;A45B25/06
主分类号
A45B19/04
代理机构
代理人
主权项
地址
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