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发明名称
METHOD FOR DETECTING ABNORMAL OF NOZZLE OF HIGH PRESSURE WATER JET CUTTER USING ABRASIVE MATERIAL
摘要
申请公布号
JPS6239750(A)
申请公布日期
1987.02.20
申请号
JP19850179300
申请日期
1985.08.16
申请人
HAZAMA GUMI LTD
发明人
ARASAWA HIROKI
分类号
E21B7/16;B24C5/04;B26F3/00;G01N27/20
主分类号
E21B7/16
代理机构
代理人
主权项
地址
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