Writing instrument,申请号US19460705927-传众专利搜索

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发明名称	Writing instrument
摘要
申请公布号	US2678634(A)	申请公布日期	1954.05.18
申请号	US19460705927	申请日期	1946.10.26
申请人	JENS HENRIKSEN ERNST JOHAN	发明人	HENRIKSEN ERNST JOHAN JENS
分类号	B43K7/035	主分类号	B43K7/035
代理机构		代理人
主权项
地址

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