Apparatus for playing stringed instruments,申请号US19230667121-传众专利搜索

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法人/股东/高管

发明名称	Apparatus for playing stringed instruments
摘要
申请公布号	US1748053(A)	申请公布日期	1930.02.25
申请号	US19230667121	申请日期	1923.10.08
申请人	BLAIR ROBERT S	发明人	BLAIR ROBERT S.
分类号	G10D3/00	主分类号	G10D3/00
代理机构		代理人
主权项
地址

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