Procédé pour former des signes d'écriture particulièrement des lettres et analogues sur des pierres de parure telles que pierres précieuses, pierres d'imitation, pierres synthétiques, etc.,申请号FRD785406-传众专利搜索

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发明名称	Procédé pour former des signes d'écriture particulièrement des lettres et analogues sur des pierres de parure telles que pierres précieuses, pierres d'imitation, pierres synthétiques, etc.
摘要
申请公布号	FR785406(A)	申请公布日期	1935.08.09
申请号	FRD785406	申请日期	1935.02.08
申请人		发明人	BECKER AUGUST
分类号		主分类号
代理机构		代理人
主权项
地址

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