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经营范围
发明名称
ECCENTRIC WASHER
摘要
申请公布号
PL282037(A1)
申请公布日期
1991.05.06
申请号
PL19890282037
申请日期
1989.10.25
申请人
STASZIC KOPALNIA WEGLA KAMIENN
发明人
GORZKOWSKI ADAM;PODSIADLO HENRYK
分类号
E21D17/04;(IPC1-7):E21D17/04
主分类号
E21D17/04
代理机构
代理人
主权项
地址
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