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发明名称
JOINT OF CULVERT
摘要
申请公布号
JPS57144389(A)
申请公布日期
1982.09.06
申请号
JP19810028193
申请日期
1981.02.27
申请人
SEIBU PORIMA KASEI KK
发明人
YOSHIDA KUNIO
分类号
F16L27/10;E03F3/04;E21D11/04;E21D11/38;F16L27/12
主分类号
F16L27/10
代理机构
代理人
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地址
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