ELECTRONIC SWITCHING TELEPHONE SYSTEM USING MOS DEVICES,申请号USD3546394-传众专利搜索

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发明名称	ELECTRONIC SWITCHING TELEPHONE SYSTEM USING MOS DEVICES
摘要
申请公布号	US3546394(A)	申请公布日期	1970.12.08
申请号	USD3546394	申请日期	1967.12.05
申请人	INTERN. TELEPHONE & TELEGRAPH CORP.	发明人	ERIC G. PLATT;MARVIN F. THOMPSON
分类号	H04Q3/52	主分类号	H04Q3/52
代理机构		代理人
主权项
地址

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