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发明名称
Perfectionnements aux parachutes
摘要
申请公布号
FR828512(A)
申请公布日期
1938.05.19
申请号
FRD828512
申请日期
1937.10.29
申请人
发明人
WILLING MARK SKINNER
分类号
B64D17/52
主分类号
B64D17/52
代理机构
代理人
主权项
地址
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