Electric protective system,申请号US19390251637-传众专利搜索

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发明名称	Electric protective system
摘要
申请公布号	US2186473(A)	申请公布日期	1940.01.09
申请号	US19390251637	申请日期	1939.01.18
申请人	GENERAL ELECTRIC COMPANY	发明人	BIGALKE ALFRED
分类号	H02M7/62	主分类号	H02M7/62
代理机构		代理人
主权项
地址

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