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发明名称
Magnetic data recording apparatus
摘要
申请公布号
US3164836(A)
申请公布日期
1965.01.05
申请号
US19590846220
申请日期
1959.08.07
申请人
SPERRY RAND CORPORATION
发明人
CROSMAN LORING P.
分类号
主分类号
代理机构
代理人
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