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经营范围
发明名称
ROLLING OF SLABS
摘要
申请公布号
US3425254(A)
申请公布日期
1969.02.04
申请号
USD3425254
申请日期
1964.03.03
申请人
MANNESMANN AG.
发明人
WALTER BAYER
分类号
B21B1/02;(IPC1-7):B21D1/02;B21B1/08;B21B41/02
主分类号
B21B1/02
代理机构
代理人
主权项
地址
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