DIGITAL DATA COMMUNICATION SYSTEM,申请号JP19870197864-传众专利搜索

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发明名称	DIGITAL DATA COMMUNICATION SYSTEM
摘要
申请公布号	JPS6441536(A)	申请公布日期	1989.02.13
申请号	JP19870197864	申请日期	1987.08.07
申请人	NEC CORP	发明人	KITAZAWA KOICHI
分类号	H04L1/16	主分类号	H04L1/16
代理机构		代理人
主权项
地址

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