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1.发明授权Turbidimeter using photoelectric linearizing circuit including switching circuit to insert preselected resistances 失效使用包含切换电路插入预定电阻的光电线性化电路的涡轮发电机
公开(公告)号：US3449578A
公开(公告)日：1969-06-10
申请号：US3449578D
申请日：1966-04-12
Applicant: HONEYWELL INC
Inventor： KEIM JONATHAN R
CPC classification number: G01N21/53
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公开(公告)号：US3281602A
公开(公告)日：1966-10-25
申请号：US31025963
申请日：1963-09-20
Applicant: HONEYWELL INC
Inventor： KEIM JONATHAN R , MEDLAR LEWIS A
CPC classification number: G01N21/53 , G01J1/4228
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