Electrical reciprocating device,申请号US19310511662-传众专利搜索

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发明名称	Electrical reciprocating device
摘要
申请公布号	US1991952(A)	申请公布日期	1935.02.19
申请号	US19310511662	申请日期	1931.01.28
申请人	MURPHY THOMAS J	发明人	MURPHY THOMAS J.
分类号	H02K33/16	主分类号	H02K33/16
代理机构		代理人
主权项
地址

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