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经营范围
发明名称
SLEEPER MADE OF METAL
摘要
申请公布号
JPH03119201(A)
申请公布日期
1991.05.21
申请号
JP19890258445
申请日期
1989.10.02
申请人
KUBOTA CORP
发明人
TANAKA AKIO;NAGAI YOSHIRO;SHIMIZU HARUO;ADACHI NAOKATSU;SATO YOSHIHISA
分类号
E01B3/16
主分类号
E01B3/16
代理机构
代理人
主权项
地址
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