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发明名称
Machine pour la fabrication d'objets en béton vibré
摘要
申请公布号
FR813147(A)
申请公布日期
1937.05.26
申请号
FRD813147
申请日期
1936.11.05
申请人
发明人
FRERET PAUL LEON
分类号
B28B1/087
主分类号
B28B1/087
代理机构
代理人
主权项
地址
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