ZA727748B - Improvements in or relating to refractometers - Google Patents
Improvements in or relating to refractometersInfo
- Publication number
- ZA727748B ZA727748B ZA727748A ZA727748A ZA727748B ZA 727748 B ZA727748 B ZA 727748B ZA 727748 A ZA727748 A ZA 727748A ZA 727748 A ZA727748 A ZA 727748A ZA 727748 B ZA727748 B ZA 727748B
- Authority
- ZA
- South Africa
- Prior art keywords
- refractometers
- relating
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7140484A FR2159771A5 (en) | 1971-11-12 | 1971-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA727748B true ZA727748B (en) | 1974-04-24 |
Family
ID=9085676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA727748A ZA727748B (en) | 1971-11-12 | 1972-11-01 | Improvements in or relating to refractometers |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5139875B2 (en) |
| BE (1) | BE790205A (en) |
| CH (1) | CH551006A (en) |
| DE (1) | DE2255221A1 (en) |
| FR (1) | FR2159771A5 (en) |
| IT (1) | IT975382B (en) |
| NL (1) | NL7214569A (en) |
| ZA (1) | ZA727748B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5174272U (en) * | 1974-12-10 | 1976-06-11 | ||
| JPS58157495A (en) * | 1982-03-16 | 1983-09-19 | 松下電器産業株式会社 | Dehumidifying type clothing drier |
| US4682889A (en) * | 1983-08-03 | 1987-07-28 | Stanley Electric Co., Ltd. | Refractometer for measuring the refractive index of a liquid |
| US5355211A (en) * | 1993-04-02 | 1994-10-11 | Leica Inc. | Refractometer subassembly method and apparatus |
| JP3934652B2 (en) * | 2005-01-27 | 2007-06-20 | 株式会社アタゴ | Handheld refractometer |
| JP4653148B2 (en) * | 2007-08-10 | 2011-03-16 | 株式会社アタゴ | Hand-held refractometer and manufacturing method thereof |
-
0
- BE BE790205D patent/BE790205A/en not_active IP Right Cessation
-
1971
- 1971-11-12 FR FR7140484A patent/FR2159771A5/fr not_active Expired
-
1972
- 1972-10-18 CH CH1520272A patent/CH551006A/en not_active IP Right Cessation
- 1972-10-26 IT IT70380/72A patent/IT975382B/en active
- 1972-10-27 NL NL7214569A patent/NL7214569A/xx not_active Application Discontinuation
- 1972-11-01 ZA ZA727748A patent/ZA727748B/en unknown
- 1972-11-09 JP JP47112532A patent/JPS5139875B2/ja not_active Expired
- 1972-11-10 DE DE2255221A patent/DE2255221A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5139875B2 (en) | 1976-10-30 |
| BE790205A (en) | 1973-02-15 |
| FR2159771A5 (en) | 1973-06-22 |
| CH551006A (en) | 1974-06-28 |
| DE2255221A1 (en) | 1973-05-17 |
| JPS4856482A (en) | 1973-08-08 |
| IT975382B (en) | 1974-07-20 |
| NL7214569A (en) | 1973-05-15 |
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