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经营范围
发明名称
Improvements in shells, in particular in practice shells
摘要
申请公布号
GB709843(A)
申请公布日期
1954.06.02
申请号
GB19520000091
申请日期
1952.01.01
申请人
BREVETS AERO-MECANIQUES, S.A.
发明人
分类号
F42B8/14;F42B12/38;F42B12/42
主分类号
F42B8/14
代理机构
代理人
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