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经营范围
发明名称
Moules permanents pour fonderie de métaux et leur procédé de fabrication
摘要
申请公布号
FR709096(A)
申请公布日期
1931.08.03
申请号
FRD709096
申请日期
1931.01.09
申请人
发明人
DURAND JEAN-BAPTISTE
分类号
B22C1/18
主分类号
B22C1/18
代理机构
代理人
主权项
地址
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