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经营范围
发明名称
CLEARING PLATE FOR A SHEARER DRUM
摘要
申请公布号
EP0112408(B1)
申请公布日期
1986.05.28
申请号
EP19820112055
申请日期
1982.12.28
申请人
SCHNEIDER, BERNHARD
发明人
SCHNEIDER, BERNHARD
分类号
E21C27/02;E21C35/04;E21F9/00;(IPC1-7):E21C35/04
主分类号
E21C27/02
代理机构
代理人
主权项
地址
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