Pretreatment solution for phosphate coating, method of preparing the same and process of treating metal surfaces,申请号US19560601660-传众专利搜索

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发明名称	Pretreatment solution for phosphate coating, method of preparing the same and process of treating metal surfaces
摘要
申请公布号	US2874081(A)	申请公布日期	1959.02.17
申请号	US19560601660	申请日期	1956.08.02
申请人	PARKER RUST PROOF COMPANY	发明人	CAVANAGH WALTER R.;MAURER JAMES I.
分类号	C23C22/80	主分类号	C23C22/80
代理机构		代理人
主权项
地址

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