An improved mechanism for the production of a variable number of impulses at timed intervals,申请号GB19550013877-传众专利搜索

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发明名称	An improved mechanism for the production of a variable number of impulses at timed intervals
摘要
申请公布号	GB787596(A)	申请公布日期	1957.12.11
申请号	GB19550013877	申请日期	1955.05.13
申请人	SIEMENS EDISON SWAN LIMITED	发明人	HARDS ERNEST JOHN
分类号	H04M15/10	主分类号	H04M15/10
代理机构		代理人
主权项
地址

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