System of distribution,申请号US19280305597-传众专利搜索

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发明名称	System of distribution
摘要
申请公布号	US2054121(A)	申请公布日期	1936.09.15
申请号	US19280305597	申请日期	1928.09.12
申请人	LEEDS & NORTHRUP COMPANY	发明人	DOYLE EDGAR D.
分类号	H02J3/46	主分类号	H02J3/46
代理机构		代理人
主权项
地址

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