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1.发明授权Device for determining photoelectrically the concentration of a solute in a solvent 失效用于光电测定溶剂中溶质的浓度的装置
公开(公告)号：US2447985A
公开(公告)日：1948-08-24
申请号：US60150245
申请日：1945-06-25
Applicant: MORRIS MASS
Inventor： MORRIS MASS
IPC: G01N21/25
CPC classification number: G01N21/251
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公开(公告)号：US2421344A
公开(公告)日：1947-05-27
申请号：US46808342
申请日：1942-12-07
Applicant: MORRIS MASS
Inventor： MORRIS MASS
CPC classification number: G01J3/12 , G01J1/24 , G01J3/02 , G01J3/0213 , G01J3/0232 , G01J3/06 , G01J3/46 , G01J3/501
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