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发明名称
ELECTRODES
摘要
申请公布号
CA471987(A)
申请公布日期
1951.03.06
申请号
CAD471987
申请日期
申请人
RAYTHEON MANUFACTURING COMPANY
发明人
BENJAMIN J. BUTLER
分类号
主分类号
代理机构
代理人
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地址
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