RATIO COMMUNICATION CALLING SYSTEM BETWEEN UNDERGROUND MOVING SYSTEM AND ON-GROUND MOVING SYSTEM,申请号JP19890007825-传众专利搜索

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发明名称	RATIO COMMUNICATION CALLING SYSTEM BETWEEN UNDERGROUND MOVING SYSTEM AND ON-GROUND MOVING SYSTEM
摘要
申请公布号	JPH02290338(A)	申请公布日期	1990.11.30
申请号	JP19890007825	申请日期	1989.01.18
申请人	HITACHI DENSHI LTD;CHUBU ELECTRIC POWER CO INC	发明人	NAKAZONO MASAHIRO;IHARA IKUO;OZAKI MASAYA;SUGIMOTO KATSUYOSHI;UEDA HASHIO;SONODA TOSHIHARU;YOKOYAMA TAKESHI
分类号	H04B7/00	主分类号	H04B7/00
代理机构		代理人
主权项
地址

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