ΣΧΟΛΙΚΟΝ ΕΠΟΠΤΙΚΟΝ ΟΡΓΑΝΟΝ ΠΡΟΟΡΙΖΟΜΕΝΟΝ ΔΙΑ ΤΗΝ ΠΡΩΤΗΝ ΑΝΑΓΝΩΣΙΝ, ΓΡΑΦΗΝ ΚΑΙ ΑΡΙΘΜΗΣΙΝ.,申请号GR19370106688-传众专利搜索

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发明名称	ΣΧΟΛΙΚΟΝ ΕΠΟΠΤΙΚΟΝ ΟΡΓΑΝΟΝ ΠΡΟΟΡΙΖΟΜΕΝΟΝ ΔΙΑ ΤΗΝ ΠΡΩΤΗΝ ΑΝΑΓΝΩΣΙΝ, ΓΡΑΦΗΝ ΚΑΙ ΑΡΙΘΜΗΣΙΝ.
摘要
申请公布号	GR6688(B)	申请公布日期	1937.07.28
申请号	GR19370106688	申请日期	1937.07.23
申请人	PAPADOGEORGOPOULOS THEODOROS;SFYRIS KONSTANTINOS	发明人	PAPADOGEORGOPOULOS THEODOROS;SFYRIS KONSTANTINOS
分类号		主分类号
代理机构		代理人
主权项
地址

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