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发明名称
摘要
申请公布号
JPS6016526(B2)
申请公布日期
1985.04.26
申请号
JP19780164274
申请日期
1978.12.29
申请人
OILES INDUSTRY CO LTD
发明人
TADA HIROSHI;ISHIKAWA KEIZO
分类号
E01D21/00;E01D2/00;E01D21/06;E01D101/40
主分类号
E01D21/00
代理机构
代理人
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