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发明名称
DEVICE FOR MEASURING ELEVATION OF ONE RAIL OVER THE OTHER
摘要
申请公布号
SU851093(A1)
申请公布日期
1981.07.30
申请号
SU19792797683
申请日期
1979.07.16
申请人
VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA
发明人
KATSMAN VALENTIN M,SU;GRINBERG YURIJ S,SU
分类号
G01C7/04;(IPC1-7):G01C7/04
主分类号
G01C7/04
代理机构
代理人
主权项
地址
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