Apparatus for the comparison and measurement of intensity of illumination,申请号GB19300011462-传众专利搜索

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发明名称	Apparatus for the comparison and measurement of intensity of illumination
摘要
申请公布号	GB346170(A)	申请公布日期	1931.04.09
申请号	GB19300011462	申请日期	1930.04.10
申请人	GEORGES BERNHEIM	发明人
分类号	G01J1/22	主分类号	G01J1/22
代理机构		代理人
主权项
地址

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