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发明名称
BEARING DEVICE FOR EXTRUDED ERECTION
摘要
申请公布号
JPS5482819(A)
申请公布日期
1979.07.02
申请号
JP19770151059
申请日期
1977.12.15
申请人
JAPAN NATIONAL RAILWAY;OILES INDUSTRY CO LTD
发明人
KITSUTA TOSHIYUKI;NOZU TOSHIROU
分类号
E01D19/04;E01D21/00;E01D101/24
主分类号
E01D19/04
代理机构
代理人
主权项
地址
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