Fremgangsmåde til fremstilling af skrivestiftminer.,申请号DK19480000526-传众专利搜索

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发明名称	Fremgangsmåde til fremstilling af skrivestiftminer.
摘要
申请公布号	DK72833(C)	申请公布日期	1951.07.30
申请号	DK19480000526	申请日期	1948.02.19
申请人	TEKNISK LEDER, DR. ING. VACLAV HRUBES;KOH-I-NOOR PENCIL FACTORY, L. & C. HARDTMUTH, NATIONAL CORPORATION	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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