Improvements relating to the formation of phosphate coatings on metal surfaces,申请号GB19570004638-传众专利搜索

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发明名称	Improvements relating to the formation of phosphate coatings on metal surfaces
摘要
申请公布号	GB820657(A)	申请公布日期	1959.09.23
申请号	GB19570004638	申请日期	1957.02.11
申请人	THE PYRENE COMPANY LIMITED	发明人
分类号	C23C22/23	主分类号	C23C22/23
代理机构		代理人
主权项
地址

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