FR2134539A1 - - Google Patents
Info
- Publication number
- FR2134539A1 FR2134539A1 FR7214832A FR7214832A FR2134539A1 FR 2134539 A1 FR2134539 A1 FR 2134539A1 FR 7214832 A FR7214832 A FR 7214832A FR 7214832 A FR7214832 A FR 7214832A FR 2134539 A1 FR2134539 A1 FR 2134539A1
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/08—High-leakage transformers or inductances
- H01F38/10—Ballasts, e.g. for discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1147571A GB1380723A (en) | 1971-04-26 | 1971-04-26 | Starting of fluorescent lamps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2134539A1 true FR2134539A1 (enExample) | 1972-12-08 |
| FR2134539B1 FR2134539B1 (enExample) | 1974-10-18 |
Family
ID=9986944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7214832A Expired FR2134539B1 (enExample) | 1971-04-26 | 1972-04-26 |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU4150372A (enExample) |
| BR (1) | BR7202548D0 (enExample) |
| CA (1) | CA945623A (enExample) |
| CH (1) | CH551127A (enExample) |
| DE (1) | DE2220331A1 (enExample) |
| FR (1) | FR2134539B1 (enExample) |
| GB (1) | GB1380723A (enExample) |
| NL (1) | NL7205602A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204139A (en) * | 1978-03-27 | 1980-05-20 | Gte Sylvania Incorporated | Integral fluorescent lamp-ballast unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2343675A (en) * | 1941-01-06 | 1944-03-07 | Franklin P Kenyon | Plug-in transformer |
-
1971
- 1971-04-26 GB GB1147571A patent/GB1380723A/en not_active Expired
-
1972
- 1972-04-20 CH CH584172A patent/CH551127A/xx not_active IP Right Cessation
- 1972-04-24 AU AU41503/72A patent/AU4150372A/en not_active Expired
- 1972-04-25 NL NL7205602A patent/NL7205602A/xx unknown
- 1972-04-25 CA CA140,565A patent/CA945623A/en not_active Expired
- 1972-04-26 FR FR7214832A patent/FR2134539B1/fr not_active Expired
- 1972-04-26 BR BR254872A patent/BR7202548D0/pt unknown
- 1972-04-26 DE DE19722220331 patent/DE2220331A1/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2343675A (en) * | 1941-01-06 | 1944-03-07 | Franklin P Kenyon | Plug-in transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CH551127A (de) | 1974-06-28 |
| BR7202548D0 (pt) | 1973-06-14 |
| GB1380723A (en) | 1975-01-15 |
| AU4150372A (en) | 1973-11-01 |
| FR2134539B1 (enExample) | 1974-10-18 |
| NL7205602A (enExample) | 1972-10-30 |
| CA945623A (en) | 1974-04-16 |
| DE2220331A1 (de) | 1972-11-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |