BE726770A - - Google Patents
Info
- Publication number
- BE726770A BE726770A BE726770DA BE726770A BE 726770 A BE726770 A BE 726770A BE 726770D A BE726770D A BE 726770DA BE 726770 A BE726770 A BE 726770A
- Authority
- BE
- Belgium
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0069—Tubes for displaying characters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6800473A NL6800473A (fr) | 1968-01-12 | 1968-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE726770A true BE726770A (fr) | 1969-07-10 |
Family
ID=19802495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE726770D BE726770A (fr) | 1968-01-12 | 1969-01-10 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3581138A (fr) |
| AT (1) | AT284975B (fr) |
| BE (1) | BE726770A (fr) |
| CH (1) | CH489113A (fr) |
| DE (1) | DE1816021A1 (fr) |
| FR (1) | FR1599425A (fr) |
| GB (1) | GB1179544A (fr) |
| NL (1) | NL6800473A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167091A (fr) * | 1974-12-09 | 1976-06-10 | Suwa Seikosha Kk |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA779997A (en) * | 1968-03-05 | P. Stenning George | Cold cathode gas discharge tubes | |
| FR1352201A (fr) * | 1962-12-21 | 1964-02-14 | Csf | Perfectionnements aux tubes d'affichage à multicathodes |
-
1968
- 1968-01-12 NL NL6800473A patent/NL6800473A/xx unknown
- 1968-12-20 DE DE19681816021 patent/DE1816021A1/de active Pending
- 1968-12-24 FR FR1599425D patent/FR1599425A/fr not_active Expired
-
1969
- 1969-01-08 US US789773A patent/US3581138A/en not_active Expired - Lifetime
- 1969-01-09 AT AT17469A patent/AT284975B/de active
- 1969-01-09 GB GB0305/69A patent/GB1179544A/en not_active Expired
- 1969-01-09 CH CH22169A patent/CH489113A/de not_active IP Right Cessation
- 1969-01-10 BE BE726770D patent/BE726770A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1816021A1 (de) | 1969-07-31 |
| US3581138A (en) | 1971-05-25 |
| GB1179544A (en) | 1970-01-28 |
| FR1599425A (fr) | 1970-07-15 |
| AT284975B (de) | 1970-10-12 |
| CH489113A (de) | 1970-04-15 |
| NL6800473A (fr) | 1969-07-15 |