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发明名称
摘要
申请公布号
JP2516442(B2)
申请公布日期
1996.07.24
申请号
JP19900009512
申请日期
1990.01.20
申请人
NIPPON KOKAN KOJI KK
发明人
SUGIZAKI TOSHIO;OOTSUKA HIROICHI;SUZUKI TOSHITAKE;ARATA OSAMU;KAWAI TOSHIAKI;OONO KEIJU;IWASHITA FUMIHIKO;SATO KIMIO
分类号
E01C9/08;E01C23/09;(IPC1-7):E01C23/09
主分类号
E01C9/08
代理机构
代理人
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