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发明名称
DEVICE FOR CHECKING LOCOMOTIVE ENGINEER VIGILANCE
摘要
申请公布号
SU1418150(A1)
申请公布日期
1988.08.23
申请号
SU19864095020
申请日期
1986.05.20
申请人
VNII ZHELEZNODOROZHNOGO TRANSPORTA
发明人
LEONOV ARKADIJ A,SU;EZHOVA LYUDMILA A,SU
分类号
B61L3/20
主分类号
B61L3/20
代理机构
代理人
主权项
地址
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