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发明名称
ELECTRICAL TUBE BASE
摘要
申请公布号
CA423444(A)
申请公布日期
1944.10.24
申请号
CAD423444
申请日期
申请人
RAYTHEON MANUFACTURING COMPANY;RAYTHEON PRODUCTION CORPORATION
发明人
ELMER J. GORN
分类号
主分类号
代理机构
代理人
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