Multi-station intercommunication system,申请号US19580769816-传众专利搜索

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发明名称	Multi-station intercommunication system
摘要
申请公布号	US3024310(A)	申请公布日期	1962.03.06
申请号	US19580769816	申请日期	1958.10.27
申请人	ALBERT C. NOLTE, JR.	发明人	MONTOR KAREL
分类号	H04M9/00	主分类号	H04M9/00
代理机构		代理人
主权项
地址

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