Improvements in or relating to contact converters,申请号GB19550007108-传众专利搜索

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发明名称	Improvements in or relating to contact converters
摘要
申请公布号	GB769362(A)	申请公布日期	1957.03.06
申请号	GB19550007108	申请日期	1955.03.10
申请人	SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT	发明人
分类号	H02M7/40	主分类号	H02M7/40
代理机构		代理人
主权项
地址

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