Methods for worldwide realtime voice telephony/fax at free/local call tariffs with no operation difference to telephone & fax machine users,申请号GB19990001363-传众专利搜索

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发明名称	Methods for worldwide realtime voice telephony/fax at free/local call tariffs with no operation difference to telephone & fax machine users
摘要
申请公布号	GB9901363(D0)	申请公布日期	1999.03.10
申请号	GB19990001363	申请日期	1999.01.22
申请人	ALLEN, ROGER;TANG, BOB	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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