Fluidtight casing, especially for watches,申请号US19510235953-传众专利搜索

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发明名称	Fluidtight casing, especially for watches
摘要
申请公布号	US2621468(A)	申请公布日期	1952.12.16
申请号	US19510235953	申请日期	1951.07.10
申请人	HENRI COLOMB	发明人	COLOMB HENRI
分类号	G04B37/08	主分类号	G04B37/08
代理机构		代理人
主权项
地址

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