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发明名称
WASTE WATER SUCTION DEVICE IN WATER JET TYPE CUTTER
摘要
申请公布号
JPS6335994(A)
申请公布日期
1988.02.16
申请号
JP19860177670
申请日期
1986.07.30
申请人
KOMATSU LTD
发明人
NAKAJIMA MINORU;ARAGAKI YOSHITAKA;ASANO HIROSHI
分类号
E21B7/18
主分类号
E21B7/18
代理机构
代理人
主权项
地址
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