Improvements in or relating to telephone paystations,申请号GB19310027267-传众专利搜索

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发明名称	Improvements in or relating to telephone paystations
摘要
申请公布号	GB376105(A)	申请公布日期	1932.07.07
申请号	GB19310027267	申请日期	1931.09.30
申请人	TELEPHON-APPARAT-FABRIK E. ZWIETUSCH & CO., G.M.B.H.	发明人
分类号	H04M17/02	主分类号	H04M17/02
代理机构		代理人
主权项
地址

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