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经营范围
发明名称
TUNNEL EXCAVATOR
摘要
申请公布号
JPS5262938(A)
申请公布日期
1977.05.24
申请号
JP19750138195
申请日期
1975.11.19
申请人
NIPPON DENSHIN DENWA KOSHA;KOMATSU SEISAKUSHO KK
发明人
NISHINO HIROSHI;MIYAKURA YUKIO;KOJIMA CHIAKI;HARA KIYOSHI
分类号
E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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