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发明名称
METHOD OF MANUFACTURING SELENIUM RECTIFIERS
摘要
申请公布号
CA461248(A)
申请公布日期
1949.11.22
申请号
CAD461248
申请日期
申请人
CANADIAN WESTINGHOUSE COMPANY;WESTINGHOUSE ELECTRIC AND MANUFACTURING COMPANY
发明人
ERNST SIEBERT
分类号
主分类号
代理机构
代理人
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