Coloration des surfaces de cuivre et similaires,申请号FRD916174-传众专利搜索

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发明名称	Coloration des surfaces de cuivre et similaires
摘要
申请公布号	FR916174(A)	申请公布日期	1946.11.28
申请号	FRD916174	申请日期	1945.10.23
申请人	THE ENTHONE COMPANY	发明人
分类号	C23C22/63	主分类号	C23C22/63
代理机构		代理人
主权项
地址

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