Combination horn button and timepiece,申请号US19340744580-传众专利搜索

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发明名称	Combination horn button and timepiece
摘要
申请公布号	US2095983(A)	申请公布日期	1937.10.19
申请号	US19340744580	申请日期	1934.09.18
申请人	HOLLINGSWORTH MAURICE H	发明人	HOLLINGSWORTH MAURICE H.
分类号	G04B47/00	主分类号	G04B47/00
代理机构		代理人
主权项
地址

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