TELEPHONE TOLL TICKETING SYSTEM,申请号CAD424414-传众专利搜索

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发明名称	TELEPHONE TOLL TICKETING SYSTEM
摘要
申请公布号	CA424414(A)	申请公布日期	1944.12.12
申请号	CAD424414	申请日期
申请人	BELL TELEPHONE LABORATORIES;WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	LYLE JAMES SCOTT
分类号		主分类号
代理机构		代理人
主权项
地址

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