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发明名称
摘要
申请公布号
JPH0677907(B2)
申请公布日期
1994.10.05
申请号
JP19890184003
申请日期
1989.07.17
申请人
IIDA TEKKO KK
发明人
IIDA SEISHO;SAKAMOTO JUSHO
分类号
E02D17/20;B25D17/00;B25D17/20;(IPC1-7):B25D17/00
主分类号
E02D17/20
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代理人
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