PHOTOELECTRIC SYSTEM FOR MEASURING OPTICAL DENSITY,申请号USD3428814-传众专利搜索

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发明名称	PHOTOELECTRIC SYSTEM FOR MEASURING OPTICAL DENSITY
摘要
申请公布号	US3428814(A)	申请公布日期	1969.02.18
申请号	USD3428814	申请日期	1965.05.26
申请人	BAUSCH & LOMB INC.	发明人	DOUGLAS D. DOONAN
分类号	G01N21/27;G01N27/447;(IPC1-7):H01J39/12	主分类号	G01N21/27
代理机构		代理人
主权项
地址

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