Protective guard for wrist watches,申请号US19510251360-传众专利搜索

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发明名称	Protective guard for wrist watches
摘要
申请公布号	US2745580(A)	申请公布日期	1956.05.15
申请号	US19510251360	申请日期	1951.10.15
申请人	WELLS R. DRAUGHON;G. A. WARD	发明人	WARD JOHN W.
分类号	G04B37/00	主分类号	G04B37/00
代理机构		代理人
主权项
地址

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