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发明名称
DEVICE FOR DETECTING IRREGULARITIES IN RAILROAD TRACK POSITION
摘要
申请公布号
SU569680(A1)
申请公布日期
1977.08.25
申请号
SU19762339969
申请日期
1976.03.31
申请人
TSNII BUMAGI
发明人
ISAEV BORIS P,SU;KRYLATOV YURIJ A,SU
分类号
(IPC1-7):D21H3/08
主分类号
(IPC1-7):D21H3/08
代理机构
代理人
主权项
地址
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