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发明名称
MAGNETIC HEAD DRUM ASSEMBLIES
摘要
申请公布号
GB1479758(A)
申请公布日期
1977.07.13
申请号
GB19740050503
申请日期
1974.11.21
申请人
SONY CORP
发明人
分类号
B65H23/26;G11B5/52;G11B15/60;G11B15/61;(IPC1-7):G11B15/60;G11B21/04
主分类号
B65H23/26
代理机构
代理人
主权项
地址
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