LINE CIRCUIT FOR KEY TELEPHONE SYSTEMS,申请号CA19730175971-传众专利搜索

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发明名称	LINE CIRCUIT FOR KEY TELEPHONE SYSTEMS
摘要
申请公布号	CA998485(A)	申请公布日期	1976.10.12
申请号	CA19730175971	申请日期	1973.07.09
申请人	ITT CANADA LIMITED	发明人	PINEDE, EDOUARD;LITSTER, JOHN F.
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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