PREFERENCE LOCKOUT CIRCUIT FOR COMMON CONTROL SWITCHING SYSTEM,申请号CA19740215381-传众专利搜索

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发明名称	PREFERENCE LOCKOUT CIRCUIT FOR COMMON CONTROL SWITCHING SYSTEM
摘要
申请公布号	CA1035855(A)	申请公布日期	1978.08.01
申请号	CA19740215381	申请日期	1974.12.06
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	CATTERALL, JOHN M.
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

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