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发明名称
MAGNETIC HEAD TRANSDUCER HAVING A PAIR OF SEPARATE SPACED NONMAGNETIC GAPS
摘要
申请公布号
US3549822(A)
申请公布日期
1970.12.22
申请号
USD3549822
申请日期
1967.12.07
申请人
AMPEX CORP.
发明人
JOSEPH CHUPITY
分类号
G11B5/29;G11B5/53;G11B20/18;(IPC1-7):G11B5/22;G11B5/28
主分类号
G11B5/29
代理机构
代理人
主权项
地址
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