Wrist-watch protector,申请号US19280279988-传众专利搜索

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发明名称	Wrist-watch protector
摘要
申请公布号	US1767315(A)	申请公布日期	1930.06.24
申请号	US19280279988	申请日期	1928.05.23
申请人	HARRY SCHREIBER	发明人	SCHREIBER HARRY
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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