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发明名称
CALCULATOR
摘要
申请公布号
CA789392(A)
申请公布日期
1968.07.09
申请号
CAD789392
申请日期
申请人
SPERRY RAND CORPORATION
发明人
ALLAN I-LIN CHOW;JAMES F. MILNE
分类号
主分类号
代理机构
代理人
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