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经营范围
发明名称
Means for landing aircraft and other objects by parachute
摘要
申请公布号
US2509496(A)
申请公布日期
1950.05.30
申请号
US19450621673
申请日期
1945.10.11
申请人
RUSSELL HART
发明人
HART RUSSELL
分类号
B64D17/00
主分类号
B64D17/00
代理机构
代理人
主权项
地址
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