NL6814472A - - Google Patents
Info
- Publication number
- NL6814472A NL6814472A NL6814472A NL6814472A NL6814472A NL 6814472 A NL6814472 A NL 6814472A NL 6814472 A NL6814472 A NL 6814472A NL 6814472 A NL6814472 A NL 6814472A NL 6814472 A NL6814472 A NL 6814472A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4640667A GB1244306A (en) | 1967-10-11 | 1967-10-11 | Improvements in or relating to electrical display devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6814472A true NL6814472A (en) | 1969-04-15 |
Family
ID=10441124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6814472A NL6814472A (en) | 1967-10-11 | 1968-10-09 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS497623B1 (en) |
| FR (1) | FR1588339A (en) |
| GB (1) | GB1244306A (en) |
| NL (1) | NL6814472A (en) |
| SE (1) | SE346864B (en) |
-
1967
- 1967-10-11 GB GB4640667A patent/GB1244306A/en not_active Expired
-
1968
- 1968-10-08 SE SE1356868A patent/SE346864B/xx unknown
- 1968-10-09 NL NL6814472A patent/NL6814472A/xx unknown
- 1968-10-11 JP JP7361168A patent/JPS497623B1/ja active Pending
- 1968-10-11 FR FR1588339D patent/FR1588339A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1244306A (en) | 1971-08-25 |
| JPS497623B1 (en) | 1974-02-21 |
| SE346864B (en) | 1972-07-17 |
| FR1588339A (en) | 1970-04-10 |
| DE1802416B2 (en) | 1976-09-30 |
| DE1802416A1 (en) | 1969-06-26 |