A watch glass of plastic material and method for producing same,申请号GB19610001701-传众专利搜索

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发明名称	A watch glass of plastic material and method for producing same
摘要
申请公布号	GB899341(A)	申请公布日期	1962.06.20
申请号	GB19610001701	申请日期	1961.01.16
申请人	BERNARD TAUBERT	发明人
分类号	G04B19/18;G04B39/00	主分类号	G04B19/18
代理机构		代理人
主权项
地址

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