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发明名称
Cylindre de laminage au pas de pèlerin
摘要
申请公布号
FR718771(A)
申请公布日期
1932.01.28
申请号
FRD718771
申请日期
1931.06.17
申请人
MANNESMANNROHREN-WERKE
发明人
分类号
B21B21/02
主分类号
B21B21/02
代理机构
代理人
主权项
地址
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