Improvements in and relating to electrical relay systems,申请号GB19330002787-传众专利搜索

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发明名称	Improvements in and relating to electrical relay systems
摘要
申请公布号	GB414647(A)	申请公布日期	1934.07.30
申请号	GB19330002787	申请日期	1933.01.28
申请人	C. A. PARSONS & COMPANY LIMITED;JESSEL ROSEN;LANCELOT DERRICK MORPHEW;CECIL GILES	发明人
分类号	G05F1/147	主分类号	G05F1/147
代理机构		代理人
主权项
地址

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