双种音响装置的电话机,申请号TW050506-传众专利搜索

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发明名称	双种音响装置的电话机
摘要
申请公布号	TW008093	申请公布日期	1971.04.01
申请号	TW050506	申请日期	1970.04.22
申请人	林成	发明人	林成
分类号	H04M	主分类号	H04M
代理机构		代理人
主权项
地址	东京都港区芝大门1丁目12番15号

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