ELECTRONIC MAIL SYSTEM,申请号JP19900155353-传众专利搜索

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发明名称	ELECTRONIC MAIL SYSTEM
摘要
申请公布号	JPH0447733(A)	申请公布日期	1992.02.17
申请号	JP19900155353	申请日期	1990.06.15
申请人	MITSUBISHI ELECTRIC CORP	发明人	MITANI EIICHIRO
分类号	H04N1/00;H04L12/54;H04L12/58	主分类号	H04N1/00
代理机构		代理人
主权项
地址

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