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发明名称
Dispositif pour la lubrification de l'âme des canons par l'action du projectile surles rayures
摘要
申请公布号
FR672702(A)
申请公布日期
1930.01.06
申请号
FRD672702
申请日期
1928.07.19
申请人
SCHNEIDER ET COMPAGNIE
发明人
分类号
F42B14/04
主分类号
F42B14/04
代理机构
代理人
主权项
地址
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