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经营范围
发明名称
RAILWAY CAR RETARDER
摘要
申请公布号
SU931553(A1)
申请公布日期
1982.05.30
申请号
SU19792772821
申请日期
1979.05.31
申请人
SHIROKOV VLADIMIR P
发明人
SHIROKOV VLADIMIR P,SU
分类号
B61K7/04;(IPC1-7):B61K7/04
主分类号
B61K7/04
代理机构
代理人
主权项
地址
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