Original language | English |
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Patent number | US9719919 B2 |
IPC | G01J3/18, G01N21/43, G01J3/02, G01J3/50, G01N21/03, G01N21/41, G01N21/25 |
Priority date | 23/01/13 |
Publication status | Published - 1 Aug 2017 |
Externally published | Yes |
Publication type | H1 Granted patent |
Method for measuring refractive index, and refractometer
Ville Voipio (Inventor)
Research output: Patent