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发明名称
ROAD SURFACE EXCAVATING DEVICE
摘要
申请公布号
JPH09316820(A)
申请公布日期
1997.12.09
申请号
JP19960132244
申请日期
1996.05.27
申请人
TOKYO GAS CO LTD
发明人
SATAKE YUKINOBU;HACHIMAN TADAO
分类号
E01C23/12;E01C23/09;(IPC1-7):E01C23/12
主分类号
E01C23/12
代理机构
代理人
主权项
地址
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