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发明名称
摘要
申请公布号
JPH0126752(B2)
申请公布日期
1989.05.25
申请号
JP19810011597
申请日期
1981.01.30
申请人
ENG RESOURCES DEV OFFICE
发明人
SAITO SUKEYUKI
分类号
E02D17/20;B05D7/00;B05D7/04;B05D7/24;E04G21/02;E21D11/00;E21D11/10
主分类号
E02D17/20
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