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经营范围
发明名称
CONNECTION STRUCTURE OF SEGMENTS
摘要
申请公布号
JPH11101093(A)
申请公布日期
1999.04.13
申请号
JP19970277957
申请日期
1997.09.26
申请人
NIPPON STEEL CORP;TOKYO EKON KENTETSU KK
发明人
NAKAMURA MINORU;YAMAGUCHI TAKASHI;YOKOYAMA TSUTOMU;OKAZAKI EIZO;HIDAKA TETSUYA
分类号
E21D11/04;(IPC1-7):E21D11/04
主分类号
E21D11/04
代理机构
代理人
主权项
地址
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