Improvements relating to electromagnetic relays,申请号GB19380008614-传众专利搜索

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发明名称	Improvements relating to electromagnetic relays
摘要
申请公布号	GB507359(A)	申请公布日期	1939.06.14
申请号	GB19380008614	申请日期	1938.03.21
申请人	SIEMENS BROTHERS & CO. LIMITED;JACK DANIEL NOBLE	发明人
分类号	H01H50/46	主分类号	H01H50/46
代理机构		代理人
主权项
地址

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