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发明名称
CRUSHING METHOD FOR ROCK, CONCRETE, AND THE LIKE
摘要
申请公布号
JPH03137359(A)
申请公布日期
1991.06.11
申请号
JP19890272587
申请日期
1989.10.19
申请人
FUJITA CORP
发明人
KIYOKAWA HIROSHI
分类号
E04G23/08;B02C19/18;E21C37/00
主分类号
E04G23/08
代理机构
代理人
主权项
地址
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