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发明名称
EXPLOSION FREE HARD ROCK CRUSHING APPARATUS
摘要
申请公布号
JPS60152797(A)
申请公布日期
1985.08.12
申请号
JP19840006294
申请日期
1984.01.19
申请人
KAJIMA KENSETSU KK
发明人
SHIRAISHI YASUNOBU;ISHIKAWA HIROSHI;NAKASHIO HIROSHI;ISHIBASHI KENJI
分类号
E21C37/06;E21C37/04
主分类号
E21C37/06
代理机构
代理人
主权项
地址
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