Improvements in and relating to electrical switches and contacts,申请号GB19380034050-传众专利搜索

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发明名称	Improvements in and relating to electrical switches and contacts
摘要
申请公布号	GB521615(A)	申请公布日期	1940.05.27
申请号	GB19380034050	申请日期	1938.11.23
申请人	HENRY JAMES OSBORN;H. J. OSBORN & SHARP LIMITED	发明人
分类号	H01H1/50	主分类号	H01H1/50
代理机构		代理人
主权项
地址

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