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发明名称
Coquille pour moulage et son procédé de fabrication
摘要
申请公布号
FR925073(A)
申请公布日期
1947.08.25
申请号
FRD925073
申请日期
1946.03.20
申请人
发明人
BOISMENU MARCEL
分类号
B22C9/00;B22C9/03
主分类号
B22C9/00
代理机构
代理人
主权项
地址
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