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经营范围
发明名称
Improvements in or relating to parachutes
摘要
申请公布号
GB375126(A)
申请公布日期
1932.06.23
申请号
GB19310023248
申请日期
1931.08.18
申请人
JOSEF ESCHNER
发明人
分类号
B64D17/70
主分类号
B64D17/70
代理机构
代理人
主权项
地址
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