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发明名称
Matrice pour le forgeage mécanique des écrous crénelés
摘要
申请公布号
FR727372(A)
申请公布日期
1932.06.17
申请号
FRD727372
申请日期
1931.02.09
申请人
发明人
MALICET MARCEL
分类号
B21K1/70
主分类号
B21K1/70
代理机构
代理人
主权项
地址
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