Spitzvorrichtung für Graphit- und Farbstifte, insbesondere solche ohne Umkleidung (Minen),申请号ATD163327-传众专利搜索

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发明名称	Spitzvorrichtung für Graphit- und Farbstifte, insbesondere solche ohne Umkleidung (Minen)
摘要
申请公布号	AT163327(B)	申请公布日期	1949.06.25
申请号	ATD163327	申请日期	1945.12.15
申请人	HANS SEUFERT	发明人	HANS SEUFERT
分类号		主分类号
代理机构		代理人
主权项
地址

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