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发明名称
PROTECTIVE DEVICE FOR ELECTRICAL APPARATUS
摘要
申请公布号
CA423277(A)
申请公布日期
1944.10.17
申请号
CAD423277
申请日期
申请人
CANADIAN WESTINGHOUSE COMPANY
发明人
MERRILL G. LEONARD
分类号
主分类号
代理机构
代理人
主权项
地址
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