Improvements in apparatus for toughening glass,申请号GB19400009477-传众专利搜索

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发明名称	Improvements in apparatus for toughening glass
摘要
申请公布号	GB541554(A)	申请公布日期	1941.12.02
申请号	GB19400009477	申请日期	1940.05.30
申请人	PILKINGTON BROTHERS LIMITED	发明人
分类号	C03B27/052	主分类号	C03B27/052
代理机构		代理人
主权项
地址

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