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经营范围
发明名称
DEVICE FOR REGULATING MAGNETIC RECORD CARRIER SPEED
摘要
申请公布号
SU934551(A1)
申请公布日期
1982.06.07
申请号
SU19802994731
申请日期
1980.10.17
申请人
SMIRNOV YURIJ L,SU;SHCHEVLYAGIN SERGEJ P,SU;KULIKOVA VALENTINA D,SU
发明人
SMIRNOV YURIJ L,SU;SHCHEVLYAGIN SERGEJ P,SU;KULIKOVA VALENTINA D,SU
分类号
G11B15/46;(IPC1-7):G11B15/46
主分类号
G11B15/46
代理机构
代理人
主权项
地址
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