FR1491990A - Signal display device - Google Patents
Signal display deviceInfo
- Publication number
- FR1491990A FR1491990A FR76026A FR76026A FR1491990A FR 1491990 A FR1491990 A FR 1491990A FR 76026 A FR76026 A FR 76026A FR 76026 A FR76026 A FR 76026A FR 1491990 A FR1491990 A FR 1491990A
- Authority
- FR
- France
- Prior art keywords
- display device
- signal display
- signal
- display
- 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
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/225—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material using electron or ion
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR76026A FR1491990A (en) | 1966-09-12 | 1966-09-12 | Signal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR76026A FR1491990A (en) | 1966-09-12 | 1966-09-12 | Signal display device |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1491990A true FR1491990A (en) | 1967-08-11 |
Family
ID=8616939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR76026A Expired FR1491990A (en) | 1966-09-12 | 1966-09-12 | Signal display device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1491990A (en) |
-
1966
- 1966-09-12 FR FR76026A patent/FR1491990A/en not_active Expired
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