Fountain-pen housing,申请号US19270175689-传众专利搜索

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发明名称	Fountain-pen housing
摘要
申请公布号	US1780546(A)	申请公布日期	1930.11.04
申请号	US19270175689	申请日期	1927.03.16
申请人	WILLIAMS CLINTON R	发明人	WILLIAMS CLINTON R.
分类号	B43K23/00	主分类号	B43K23/00
代理机构		代理人
主权项
地址

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