Pen and pencil holder,申请号US19380241676-传众专利搜索

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发明名称	Pen and pencil holder
摘要
申请公布号	US2174834(A)	申请公布日期	1939.10.03
申请号	US19380241676	申请日期	1938.11.21
申请人	PURVIANCE NATHAN M	发明人	PURVIANCE NATHAN M.
分类号	B43K25/02	主分类号	B43K25/02
代理机构		代理人
主权项
地址

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