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发明名称
IMPROVEMENT IN STONE CRUSHERS
摘要
申请公布号
GB2190857(B)
申请公布日期
1990.10.03
申请号
GB19870011768
申请日期
1987.05.19
申请人
HAKON * KJERNSBEKK
发明人
HAKON * KJERNSBEKK
分类号
B02C21/02;E02F3/30;E02F3/42;E21C47/10
主分类号
B02C21/02
代理机构
代理人
主权项
地址
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