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经营范围
发明名称
STRUCTURE OF REACHED PITHEAD OF SHIELD MACHINE
摘要
申请公布号
JPS52120527(A)
申请公布日期
1977.10.11
申请号
JP19760036780
申请日期
1976.04.01
申请人
OKUMURA CONSTR CO LTD
发明人
SUZUKI KIYOSHI;TAKEUCHI SHINICHI;YAMAZAKI TERUO;NAKAYAMA KUNIO
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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