FR2204876B1 - - Google Patents
Info
- Publication number
- FR2204876B1 FR2204876B1 FR7332556A FR7332556A FR2204876B1 FR 2204876 B1 FR2204876 B1 FR 2204876B1 FR 7332556 A FR7332556 A FR 7332556A FR 7332556 A FR7332556 A FR 7332556A FR 2204876 B1 FR2204876 B1 FR 2204876B1
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/38—Cold-cathode tubes
- H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
- H01J17/49—Display panels, e.g. with crossed electrodes, e.g. making use of direct current
- H01J17/492—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with crossed electrodes
- H01J17/497—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with crossed electrodes for several colours
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/26—Signs formed by electric discharge tubes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Gas-Filled Discharge Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2252256A DE2252256A1 (de) | 1972-10-25 | 1972-10-25 | Gasentladungsanordnung zur mehrfarbigen darstellung von informationen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2204876A1 FR2204876A1 (US20020095090A1-20020718-M00002.png) | 1974-05-24 |
| FR2204876B1 true FR2204876B1 (US20020095090A1-20020718-M00002.png) | 1977-02-25 |
Family
ID=5859997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7332556A Expired FR2204876B1 (US20020095090A1-20020718-M00002.png) | 1972-10-25 | 1973-09-06 |
Country Status (5)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50135979A (US20020095090A1-20020718-M00002.png) * | 1974-04-16 | 1975-10-28 | ||
| FR2347739A1 (fr) * | 1976-04-08 | 1977-11-04 | Villibord Maurice | Dispositif permettant d'obtenir des traces lumineuses continues polychromiques |
| US4668049A (en) * | 1984-12-18 | 1987-05-26 | Itt Corporation | Illumination for a scattering type liquid crystal display |
| US5954560A (en) * | 1993-06-02 | 1999-09-21 | Spectron Corporation Of America, L.L.C. | Method for making a gas discharge flat-panel display |
| US5469021A (en) * | 1993-06-02 | 1995-11-21 | Btl Fellows Company, Llc | Gas discharge flat-panel display and method for making the same |
| DE19708724A1 (de) | 1997-03-04 | 1998-09-10 | Hoechst Ag | Aluminiumsalze von Alkyl-1-alkoxyethylphosphinsäuren |
| DE19708726A1 (de) | 1997-03-04 | 1998-09-10 | Hoechst Ag | Flammgeschützte Polymerformmassen |
| DE19708725A1 (de) | 1997-03-04 | 1998-09-10 | Hoechst Ag | Aluminiumsalze von Alkyl-hydroxymethylphosphinsäuren |
| DE19720977A1 (de) | 1997-05-20 | 1998-11-26 | Hoechst Ag | Verfahren zur Herstellung von Aluminiumsalzen cyclischer Phosphinsäuren |
| DE19734246A1 (de) | 1997-08-07 | 1999-02-11 | Hoechst Ag | Verfahren zur Herstellung von Aluminiumsalzen cyclischer Phosphinsäuren |
| FR2773907B1 (fr) * | 1998-01-20 | 2000-04-07 | Thomson Tubes Electroniques | Panneau a plasma bi-substrat a rendement lumineux ameliore |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3059145A (en) * | 1960-01-19 | 1962-10-16 | Sylvania Thorn Colour Television Laboratories Ltd | Television picture display devices |
| US3334269A (en) * | 1964-07-28 | 1967-08-01 | Itt | Character display panel having a plurality of glow discharge cavities including resistive ballast means exposed to the glow discharge therein |
| US3704386A (en) * | 1971-03-19 | 1972-11-28 | Burroughs Corp | Display panel and method of operating said panel to produce different colors of light output |
| DE2203572C3 (de) * | 1972-01-26 | 1980-03-06 | Ibm Deutschland Gmbh, 7000 Stuttgart | Gasentladungs-Anzeigefeld für mehrfarbige Darstellungen |
| US3735182A (en) * | 1972-07-12 | 1973-05-22 | Ibm | Gray scale gas panel |
| US3771008A (en) * | 1972-11-09 | 1973-11-06 | Bell Telephone Labor Inc | Gaseous discharge display device |
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1972
- 1972-10-25 DE DE2252256A patent/DE2252256A1/de active Pending
-
1973
- 1973-09-06 FR FR7332556A patent/FR2204876B1/fr not_active Expired
- 1973-09-12 JP JP10226173A patent/JPS5639018B2/ja not_active Expired
- 1973-09-17 GB GB4345573A patent/GB1440607A/en not_active Expired
- 1973-10-25 US US410009A patent/US3892998A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5639018B2 (US20020095090A1-20020718-M00002.png) | 1981-09-10 |
| US3892998A (en) | 1975-07-01 |
| DE2252256A1 (de) | 1974-05-09 |
| FR2204876A1 (US20020095090A1-20020718-M00002.png) | 1974-05-24 |
| GB1440607A (en) | 1976-06-23 |
| JPS4975265A (US20020095090A1-20020718-M00002.png) | 1974-07-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |