Faceting device for gem stones,申请号US19510239254-传众专利搜索

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法人/股东/高管

发明名称	Faceting device for gem stones
摘要
申请公布号	US2724220(A)	申请公布日期	1955.11.22
申请号	US19510239254	申请日期	1951.07.30
申请人	EATON SHAW LOUIS	发明人	SHAW LOUIS EATON
分类号	B24B9/16	主分类号	B24B9/16
代理机构		代理人
主权项
地址

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