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发明名称
Automatic erase for magnetic recorders
摘要
申请公布号
US2589035(A)
申请公布日期
1952.03.11
申请号
US19500174172
申请日期
1950.07.17
申请人
THE BRUSH DEVELOPMENT COMPANY
发明人
BEGUN SEMI JOSEPH;DEUCHER THEODORE F.
分类号
G11B5/004
主分类号
G11B5/004
代理机构
代理人
主权项
地址
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