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经营范围
发明名称
Dispositif pour la fabrication des tuyaux en ciment centrifugés
摘要
申请公布号
FR845841(A)
申请公布日期
1939.09.04
申请号
FRD845841
申请日期
1938.11.09
申请人
发明人
GASPAR PEREZ
分类号
B28B21/30
主分类号
B28B21/30
代理机构
代理人
主权项
地址
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