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发明名称
DEVICE FOR THE AUTOMATIC PROPORTIONING OF SLAG FEED
摘要
申请公布号
CA553238(A)
申请公布日期
1958.02.18
申请号
CAD553238
申请日期
申请人
LEON TRIEF;MARCEL TRIEF
发明人
LEON TRIEF;MARCEL TRIEF
分类号
主分类号
代理机构
代理人
主权项
地址
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