SYSTEM FOR INTEGRATED DISTRIBUTION OF SWITCHED VOICE AND TELEVISION ON COAXIAL CABLE AND WITH VIDEO SIGNAL TRANSMISSION ORIGINATING FROM SUBSCRIBER LOCATIONS

公开/公告号GB9225115D0

专利类型

公开/公告日1993-01-20

原文格式PDF

申请/专利号GB19920025115

申请日1992-12-01

分类号H04H20/46;H04H20/78;H04H20/79;H04H20/81;H04H60/80;H04H60/93;H04H60/97;H04M11/00;H04N7/16;

国家 GB

入库时间 2022-08-22 04:59:36