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发明名称
UNDERGROUND CONNECTING WORK OF CONSTRUCTION BETWEEN SEWER* ETC* AND MANHOLE
摘要
申请公布号
JPS52113045(A)
申请公布日期
1977.09.21
申请号
JP19760029657
申请日期
1976.03.18
申请人
SHIMIZU CONSTRUCTION CO LTD
发明人
OOI YASUAKI;HORI HIDEHIKO;IZAWA SUSUMU;SATOU OSAMU
分类号
E02D29/12;E21D13/00
主分类号
E02D29/12
代理机构
代理人
主权项
地址
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