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发明名称
METHOD OF LAYING SMALLLDIAMETER PIPE
摘要
申请公布号
JPS5399609(A)
申请公布日期
1978.08.31
申请号
JP19770013857
申请日期
1977.02.10
申请人
KIDO KENSETSU KOGYO
发明人
KIMURA KOUICHI;HAYASHI HIROTAKA
分类号
F16L1/024;E21D9/06
主分类号
F16L1/024
代理机构
代理人
主权项
地址
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