Improvements in or relating to ball-point pens and other writing instruments,申请号GB19520013668-传众专利搜索

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发明名称	Improvements in or relating to ball-point pens and other writing instruments
摘要
申请公布号	GB727049(A)	申请公布日期	1955.03.30
申请号	GB19520013668	申请日期	1952.05.29
申请人	GABRIEL THOMAS WHYTE;PIERRE HERMES GASC	发明人
分类号	B43K24/08	主分类号	B43K24/08
代理机构		代理人
主权项
地址

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