Signaling system employing glow discharges,申请号US19330661413-传众专利搜索

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发明名称	Signaling system employing glow discharges
摘要
申请公布号	US2025912(A)	申请公布日期	1935.12.31
申请号	US19330661413	申请日期	1933.03.17
申请人	AMERICAN TELEPHONE AND TELEGRAPH COMPANY	发明人	SWART LELAND KASSON
分类号	H04B10/10	主分类号	H04B10/10
代理机构		代理人
主权项
地址

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