Remote-control means for directcurrent motors,申请号US19430485022-传众专利搜索

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发明名称	Remote-control means for directcurrent motors
摘要
申请公布号	US2428984(A)	申请公布日期	1947.10.14
申请号	US19430485022	申请日期	1943.04.29
申请人	LEONARD OLSEN EDGAR	发明人	OLSEN EDGAR LEONARD
分类号	B61D37/00	主分类号	B61D37/00
代理机构		代理人
主权项
地址

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