Improvements in or relating to the manufacture of glass discs,申请号GB19540034257-传众专利搜索

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发明名称	Improvements in or relating to the manufacture of glass discs
摘要
申请公布号	GB787648(A)	申请公布日期	1957.12.11
申请号	GB19540034257	申请日期	1954.11.25
申请人	PILKINGTON BROTHERS LIMITED;JOHN BERWYN DAVIES	发明人
分类号	C03B19/02	主分类号	C03B19/02
代理机构		代理人
主权项
地址

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