Improvement in or relating to telephone indexes,申请号GB19790033065-传众专利搜索

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发明名称	Improvement in or relating to telephone indexes
摘要
申请公布号	GB2059351(A)	申请公布日期	1981.04.23
申请号	GB19790033065	申请日期	1979.09.24
申请人	TAI PUN PLASTIC MANUFACTORY LTD	发明人
分类号	B42F17/34;(IPC1-7):B42F17/34	主分类号	B42F17/34
代理机构		代理人
主权项
地址

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