FR2218714B3 - - Google Patents
Info
- Publication number
- FR2218714B3 FR2218714B3 FR7404929A FR7404929A FR2218714B3 FR 2218714 B3 FR2218714 B3 FR 2218714B3 FR 7404929 A FR7404929 A FR 7404929A FR 7404929 A FR7404929 A FR 7404929A FR 2218714 B3 FR2218714 B3 FR 2218714B3
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/048—Starting switches using electromagnetic relays
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH227673A CH561498A5 (da) | 1973-02-16 | 1973-02-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2218714A1 FR2218714A1 (da) | 1974-09-13 |
FR2218714B3 true FR2218714B3 (da) | 1976-11-26 |
Family
ID=4229972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7404929A Expired FR2218714B3 (da) | 1973-02-16 | 1974-02-13 |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH561498A5 (da) |
DE (1) | DE2407371A1 (da) |
FR (1) | FR2218714B3 (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0041499B1 (de) * | 1980-05-30 | 1984-06-13 | Johann Buser | System zur Sofortzündung und zum langlebigen Betrieb von Entladungslampen |
US5118994A (en) * | 1990-05-25 | 1992-06-02 | Gte Laboratories Incorporated | Method and circuit for improved hid lamp maintenance |
-
1973
- 1973-02-16 CH CH227673A patent/CH561498A5/xx not_active IP Right Cessation
-
1974
- 1974-02-13 FR FR7404929A patent/FR2218714B3/fr not_active Expired
- 1974-02-15 DE DE19742407371 patent/DE2407371A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
CH561498A5 (da) | 1975-04-30 |
DE2407371A1 (de) | 1974-08-22 |
FR2218714A1 (da) | 1974-09-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |