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经营范围
发明名称
Perfectionnements aux laminoirs à tubes
摘要
申请公布号
FR1083205(A)
申请公布日期
1955.01.06
申请号
FRD1083205
申请日期
1953.09.09
申请人
ABBEY ETNA COMPANY
发明人
分类号
B23D25/04
主分类号
B23D25/04
代理机构
代理人
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