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发明名称
SCREW FREE TYPE ELASTIC CLAMP APPARATUS OF RAIL
摘要
申请公布号
JPS57201401(A)
申请公布日期
1982.12.09
申请号
JP19810082557
申请日期
1981.06.01
申请人
TETSUDOU KIZAI KOGYO KK
发明人
MATSUO YOSHIO
分类号
E01B9/30
主分类号
E01B9/30
代理机构
代理人
主权项
地址
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