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发明名称
TRACK PAD
摘要
申请公布号
JPH05171602(A)
申请公布日期
1993.07.09
申请号
JP19910344780
申请日期
1991.12.26
申请人
RAILWAY TECHNICAL RES INST;SHOWA RUBBER KK
发明人
MIFUNE NAOTO;YAMAGUCHI NORIO;ENDO ISAO;KIMURA HIROMICHI
分类号
E01B9/68
主分类号
E01B9/68
代理机构
代理人
主权项
地址
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