Supervisory device for electrical installations,申请号GB19530028709-传众专利搜索

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发明名称	Supervisory device for electrical installations
摘要
申请公布号	GB741528(A)	申请公布日期	1955.12.07
申请号	GB19530028709	申请日期	1953.10.17
申请人	HERMANN HEIMBERGER	发明人
分类号	B60Q11/00;G01R31/00	主分类号	B60Q11/00
代理机构		代理人
主权项
地址

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