FR1599425A - - Google Patents
Info
- Publication number
- FR1599425A FR1599425A FR1599425DA FR1599425A FR 1599425 A FR1599425 A FR 1599425A FR 1599425D A FR1599425D A FR 1599425DA FR 1599425 A FR1599425 A FR 1599425A
- 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
-
- 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 (en) | 1968-01-12 | 1968-01-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1599425A true FR1599425A (en) | 1970-07-15 |
Family
ID=19802495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1599425D Expired FR1599425A (en) | 1968-01-12 | 1968-12-24 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3581138A (en) |
AT (1) | AT284975B (en) |
BE (1) | BE726770A (en) |
CH (1) | CH489113A (en) |
DE (1) | DE1816021A1 (en) |
FR (1) | FR1599425A (en) |
GB (1) | GB1179544A (en) |
NL (1) | NL6800473A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5167091A (en) * | 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 (en) * | 1962-12-21 | 1964-02-14 | Csf | Multicathode Display Tube Improvements |
-
1968
- 1968-01-12 NL NL6800473A patent/NL6800473A/xx unknown
- 1968-12-20 DE DE19681816021 patent/DE1816021A1/en 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 GB GB0305/69A patent/GB1179544A/en not_active Expired
- 1969-01-09 AT AT17469A patent/AT284975B/en active
- 1969-01-09 CH CH22169A patent/CH489113A/en not_active IP Right Cessation
- 1969-01-10 BE BE726770D patent/BE726770A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1179544A (en) | 1970-01-28 |
CH489113A (en) | 1970-04-15 |
NL6800473A (en) | 1969-07-15 |
AT284975B (en) | 1970-10-12 |
DE1816021A1 (en) | 1969-07-31 |
US3581138A (en) | 1971-05-25 |
BE726770A (en) | 1969-07-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |