NL246291A - - Google Patents
Info
- Publication number
- NL246291A NL246291A NL246291DA NL246291A NL 246291 A NL246291 A NL 246291A NL 246291D A NL246291D A NL 246291DA NL 246291 A NL246291 A NL 246291A
- Authority
- NL
- Netherlands
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
- H01J17/491—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with electrodes arranged side by side and substantially in the same plane, e.g. for displaying alphanumeric characters
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL234888 | 1959-01-06 | ||
| NL246291 | 1959-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL246291A true NL246291A (en) |
Family
ID=26641671
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL246291D NL246291A (en) | 1959-01-06 | ||
| NL113382D NL113382C (en) | 1959-01-06 | ||
| NL234888D NL234888A (en) | 1959-01-06 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL113382D NL113382C (en) | 1959-01-06 | ||
| NL234888D NL234888A (en) | 1959-01-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US3054920A (en) |
| CH (1) | CH386569A (en) |
| DE (1) | DE1147317B (en) |
| FR (1) | FR1244702A (en) |
| GB (1) | GB931079A (en) |
| NL (3) | NL234888A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB911402A (en) * | 1961-05-23 | 1962-11-28 | South African Council Scientif | Improvements in or relating to electrical spark producing apparatus |
| GB980339A (en) * | 1962-06-01 | 1965-01-13 | Ericsson Telephones Ltd | Multi-electrode cold-cathode discharge tube |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE345859C (en) * | 1919-10-26 | 1922-03-03 | Michel Schmierer | Glow tubes for generating luminous characters, drawings or the like, especially for advertising |
| US2142106A (en) * | 1934-05-09 | 1939-01-03 | Hans P Boswau | Signaling system and glow lamps therefor |
| US2433809A (en) * | 1947-02-01 | 1947-12-30 | Sylvania Electric Prod | Crater lamp |
| US2769939A (en) * | 1950-06-12 | 1956-11-06 | Northrop Aircraft Inc | Read-out tube circuit |
| US2618760A (en) * | 1950-11-06 | 1952-11-18 | Northrop Aircraft Inc | Glow tube anode construction |
| US2632128A (en) * | 1951-01-09 | 1953-03-17 | Northrop Aircraft Inc | Glow tube cathode support |
| GB721973A (en) * | 1952-07-29 | 1955-01-19 | Hivac Ltd | Improvements in or relating to cold cathode gaseous discharge tubes |
| GB777562A (en) * | 1953-03-09 | 1957-06-26 | Ericsson Telephones Ltd | Improvements in or relating to electric discharge tubes |
| US2946921A (en) * | 1957-10-19 | 1960-07-26 | Gugelberg Hans Luz Von | Glow discharge tubes and circuits therefor |
| US2937318A (en) * | 1958-10-27 | 1960-05-17 | Baird Atomic Inc | Counting tube read out system |
-
0
- NL NL246291D patent/NL246291A/xx unknown
- NL NL113382D patent/NL113382C/xx active
- NL NL234888D patent/NL234888A/xx unknown
-
1959
- 1959-12-31 DE DEN17715A patent/DE1147317B/en active Pending
-
1960
- 1960-01-04 GB GB230/60A patent/GB931079A/en not_active Expired
- 1960-01-04 CH CH4160A patent/CH386569A/en unknown
- 1960-01-05 FR FR814816A patent/FR1244702A/en not_active Expired
- 1960-12-09 US US74982A patent/US3054920A/en not_active Expired - Lifetime
-
1961
- 1961-01-10 US US81900A patent/US3085174A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB931079A (en) | 1963-07-10 |
| US3085174A (en) | 1963-04-09 |
| US3054920A (en) | 1962-09-18 |
| DE1147317B (en) | 1963-04-18 |
| FR1244702A (en) | 1960-10-28 |
| CH386569A (en) | 1965-01-15 |
| NL113382C (en) | |
| NL234888A (en) |