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发明名称
APPARATUS FOR DRILLING BALLAST OF ROADBED FOR TRACK
摘要
申请公布号
JPS63122803(A)
申请公布日期
1988.05.26
申请号
JP19860269258
申请日期
1986.11.11
申请人
METSUKUSU:KK
发明人
YAMANAKA TADAHIKO;TAKAHASHI YOSHIMI
分类号
E01B27/06
主分类号
E01B27/06
代理机构
代理人
主权项
地址
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