IMPROVEMENTS IN OR RELATING TO TELEPHONES,申请号GB19690001317-传众专利搜索

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发明名称	IMPROVEMENTS IN OR RELATING TO TELEPHONES
摘要
申请公布号	GB1271871(A)	申请公布日期	1972.04.26
申请号	GB19690001317	申请日期	1969.01.09
申请人	IMPERIAL CHEMICAL INDUSTRIES LIMITED	发明人	DAVID FAIRCLOUGH OXLEY
分类号	C08J9/34	主分类号	C08J9/34
代理机构		代理人
主权项
地址

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