Apparatus for blast etching electrical devices,申请号US19520283202-传众专利搜索

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发明名称	Apparatus for blast etching electrical devices
摘要
申请公布号	US2743554(A)	申请公布日期	1956.05.01
申请号	US19520283202	申请日期	1952.04.19
申请人	INTERNATIONAL RESISTANCE COMPANY	发明人	DAILEY EDGAR G.;WARSHAW JULIUS;PEGRAM WILLIAM B.
分类号	B24C3/32;H01C17/245	主分类号	B24C3/32
代理机构		代理人
主权项
地址

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