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发明名称
CONDUCTIVE-CORE MAGNETIC DEVICE AND PROCESS
摘要
申请公布号
CA678215(A)
申请公布日期
1964.01.14
申请号
CAD678215
申请日期
申请人
THE NATIONAL CASH REGISTER COMPANY
发明人
HARRY L. WATKINS;ERIC T. K. CHOW
分类号
主分类号
代理机构
代理人
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