Formation of chromium-containing layers on the surface of ferrous articles,申请号US19390307982-传众专利搜索

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发明名称	Formation of chromium-containing layers on the surface of ferrous articles
摘要
申请公布号	US2219005(A)	申请公布日期	1940.10.22
申请号	US19390307982	申请日期	1939.12.07
申请人	KARL DAEVES;GOTTFRIED BECKER;FRITZ STEINBERG	发明人	DAEVES KARL;BECKER GOTTFRIED;STEINBERG FRITZ
分类号	C23C10/10	主分类号	C23C10/10
代理机构		代理人
主权项
地址

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