Combined fountain pen and automatic pencil,申请号GB19460027708-传众专利搜索

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发明名称	Combined fountain pen and automatic pencil
摘要
申请公布号	GB643144(A)	申请公布日期	1950.09.15
申请号	GB19460027708	申请日期	1946.09.16
申请人	HANS SUTZ	发明人
分类号	B43K21/16;B43K27/02	主分类号	B43K21/16
代理机构		代理人
主权项
地址

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