Improvements in winding and setting means for use in hermetically closing watches,申请号GB19300002988-传众专利搜索

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发明名称	Improvements in winding and setting means for use in hermetically closing watches
摘要
申请公布号	GB336521(A)	申请公布日期	1930.10.16
申请号	GB19300002988	申请日期	1930.01.29
申请人	HANS WILSDORF	发明人
分类号	G04B27/04	主分类号	G04B27/04
代理机构		代理人
主权项
地址

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