Improvements in or relating to a method of testing a sample of quartzite for use as source material in a hydrothermal quartz crystal growing process,申请号GB19540018475-传众专利搜索

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发明名称	Improvements in or relating to a method of testing a sample of quartzite for use as source material in a hydrothermal quartz crystal growing process
摘要
申请公布号	GB811213(A)	申请公布日期	1959.04.02
申请号	GB19540018475	申请日期	1954.06.23
申请人	THE GENERAL ELECTRIC COMPANY LIMITED;CYRIL SIMON BROWN	发明人
分类号	B65H19/26;G01N23/20	主分类号	B65H19/26
代理机构		代理人
主权项
地址

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