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发明名称
ROCK BREAKING APPARATUS
摘要
申请公布号
JPS59150893(A)
申请公布日期
1984.08.29
申请号
JP19830022483
申请日期
1983.02.12
申请人
KAJIMA KENSETSU KK;NIHON NIYUUMACHITSUKU KOGYO KK
发明人
KONNO SHIYOUZOU;FUJII SHIYUNSUKE;TERADA HIROSHI;IKEDA YUTAKA
分类号
E21B4/14;E02D17/13;E02F5/02;E21B4/00
主分类号
E21B4/14
代理机构
代理人
主权项
地址
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