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发明名称
Parachute
摘要
申请公布号
US1802325(A)
申请公布日期
1931.04.28
申请号
US19280317142
申请日期
1928.11.05
申请人
CHARLES BROADWICK
发明人
BROADWICK CHARLES
分类号
B64D25/12
主分类号
B64D25/12
代理机构
代理人
主权项
地址
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