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发明名称
BRANCHING EXECUTION METHOD OF ORDINARY WATER OF CITY WATER DUCT AND DEVICE THEREOF
摘要
申请公布号
JPS61171993(A)
申请公布日期
1986.08.02
申请号
JP19850012494
申请日期
1985.01.28
申请人
COSMO KOKI KK
发明人
TAKAMURA TSUYOMICHI
分类号
F16L41/04;E03B7/00;F16L41/06;F16L55/00
主分类号
F16L41/04
代理机构
代理人
主权项
地址
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