FR669022A - Colorimètre industriel simplifié - Google Patents
Colorimètre industriel simplifiéInfo
- Publication number
- FR669022A FR669022A FR669022DA FR669022A FR 669022 A FR669022 A FR 669022A FR 669022D A FR669022D A FR 669022DA FR 669022 A FR669022 A FR 669022A
- Authority
- FR
- France
- Prior art keywords
- colorimeter
- simplified industrial
- simplified
- industrial
- industrial colorimeter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/29—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR669022T | 1929-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR669022A true FR669022A (fr) | 1929-11-09 |
Family
ID=9015454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR669022D Expired FR669022A (fr) | 1929-01-30 | 1929-01-30 | Colorimètre industriel simplifié |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR669022A (fr) |
-
1929
- 1929-01-30 FR FR669022D patent/FR669022A/fr not_active Expired
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