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发明名称
ROLLER CONTACT DEVICE
摘要
申请公布号
SU811344(A1)
申请公布日期
1981.03.07
申请号
SU19792760487
申请日期
1979.05.03
申请人
KB POLT I IM.V.V.KUJBYSHEVA
发明人
FRYGIN VALENTIN M,SU
分类号
H01H1/06;(IPC1-7):H01H1/06
主分类号
H01H1/06
代理机构
代理人
主权项
地址
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