Improvements in and relating to ball point writing instruments,申请号GB19560000344-传众专利搜索

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发明名称	Improvements in and relating to ball point writing instruments
摘要
申请公布号	GB841319(A)	申请公布日期	1960.07.13
申请号	GB19560000344	申请日期	1956.01.04
申请人	SCRIPTO, INC.	发明人
分类号	B43K7/08	主分类号	B43K7/08
代理机构		代理人
主权项
地址

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