AUTOMATIC TELEPHONE LINE SWITCHING DEVICE,申请号JP19880084870-传众专利搜索

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发明名称	AUTOMATIC TELEPHONE LINE SWITCHING DEVICE
摘要
申请公布号	JPH01256853(A)	申请公布日期	1989.10.13
申请号	JP19880084870	申请日期	1988.04.06
申请人	NIPPON TELEGR & TELEPH CORP <NTT>;IWATSU ELECTRIC CO LTD	发明人	HANAOKA HIDEAKI;OKAMURA SEIICHI;YUMOTO SHIZUO;HOSHINO HIROHISA;TACHIBANA YOSHIHIRO
分类号	H04M1/72;H04Q5/18	主分类号	H04M1/72
代理机构		代理人
主权项
地址

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