Method of bonding pencil leads to pencil sheaths,申请号US19610126510-传众专利搜索

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发明名称	Method of bonding pencil leads to pencil sheaths
摘要
申请公布号	US3175538(A)	申请公布日期	1965.03.30
申请号	US19610126510	申请日期	1961.07.25
申请人	A. W. FABER-CASTELL	发明人	GOSSEL EDGAR
分类号	B43K19/16	主分类号	B43K19/16
代理机构		代理人
主权项
地址

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