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发明名称
Magnetic heads
摘要
申请公布号
US2919312(A)
申请公布日期
1959.12.29
申请号
US19540416673
申请日期
1954.03.16
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
ROSENBERGER GEORG;NEUMANN HELMUT
分类号
G11B5/133;G11B5/187;G11B5/193;G11B5/235
主分类号
G11B5/133
代理机构
代理人
主权项
地址
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