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发明名称
JOINT FOR CULVERT
摘要
申请公布号
JPS55119897(A)
申请公布日期
1980.09.13
申请号
JP19790026972
申请日期
1979.03.08
申请人
SEIBU POLYMER KASEI KK
发明人
NARABE JIROU
分类号
F16L27/10;E02B9/06;E03F3/04;E21D11/04;E21D11/38
主分类号
F16L27/10
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代理人
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