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经营范围
发明名称
SWITCH FROG
摘要
申请公布号
SU1428775(A2)
申请公布日期
1988.10.07
申请号
SU19874218866
申请日期
1987.04.01
申请人
DN I INZHENEROV ZHELEZNODOROZHNOGO TRANSPORTA IM.M.I.KALININA
发明人
DANILENKO EDUARD I,SU;VOLOSHKO YURIJ D,SU;EVTYUKHOV GENNADIJ A,SU;SOLODOVNIK ANATOLIJ R,SU;AMELIN STEPAN V,SU;YAKOVLEV VSEVOLOD F,SU;MNALIMOV TAUFIK M,SU
分类号
E01B7/10
主分类号
E01B7/10
代理机构
代理人
主权项
地址
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