WORKPIECE WITH MACHINE-READABLE MARKING RECESSED THEREIN AND METHOD OF MAKING SAME,申请号GB19800029977-传众专利搜索

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发明名称	WORKPIECE WITH MACHINE-READABLE MARKING RECESSED THEREIN AND METHOD OF MAKING SAME
摘要
申请公布号	GB2058622(A)	申请公布日期	1981.04.15
申请号	GB19800029977	申请日期	1980.09.17
申请人	RCA CORP	发明人
分类号	G06K19/06;B24C1/04;G06K1/12;H01J9/00;H01J29/88;(IPC1-7):B24C1/04	主分类号	G06K19/06
代理机构		代理人
主权项
地址

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