Distributor for use in telegraphy or the like,申请号US19310514761-传众专利搜索

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发明名称	Distributor for use in telegraphy or the like
摘要
申请公布号	US1900954(A)	申请公布日期	1933.03.14
申请号	US19310514761	申请日期	1931.02.10
申请人	INTERNATIONAL STANDARD ELECTRIC CORPORATION	发明人	SANDEMAN EDWARD KENNETH
分类号	H04J3/04;H04L5/24	主分类号	H04J3/04
代理机构		代理人
主权项
地址

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