Telephone bells,申请号GB19650012620-传众专利搜索

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发明名称	Telephone bells
摘要
申请公布号	GB1072216(A)	申请公布日期	1967.06.14
申请号	GB19650012620	申请日期	1965.03.25
申请人	ERICSSON TELEPHONES LIMITED	发明人	CRUMP FREDERICK OSWALD JOSEPH
分类号	G10K1/063	主分类号	G10K1/063
代理机构		代理人
主权项
地址

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