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经营范围
发明名称
REINFORCED RIGID GIRDER
摘要
申请公布号
JPS52115538(A)
申请公布日期
1977.09.28
申请号
JP19760030865
申请日期
1976.03.23
申请人
NIPPON KOKAN KK
发明人
KUROSAWA SHINICHI
分类号
E01D11/00;E01D1/00;E01D2/00;E01D11/02;E01D11/04
主分类号
E01D11/00
代理机构
代理人
主权项
地址
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