FR2346849B1 - - Google Patents
Info
- Publication number
- FR2346849B1 FR2346849B1 FR7709512A FR7709512A FR2346849B1 FR 2346849 B1 FR2346849 B1 FR 2346849B1 FR 7709512 A FR7709512 A FR 7709512A FR 7709512 A FR7709512 A FR 7709512A FR 2346849 B1 FR2346849 B1 FR 2346849B1
- 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
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/10—Shields, screens, or guides for influencing the discharge
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7603285A NL7603285A (nl) | 1976-03-30 | 1976-03-30 | Werkwijze voor het vervaardigen van een lagedruk- gasontladingslamp. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2346849A1 FR2346849A1 (fr) | 1977-10-28 |
| FR2346849B1 true FR2346849B1 (OSRAM) | 1982-03-26 |
Family
ID=19825905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7709512A Granted FR2346849A1 (fr) | 1976-03-30 | 1977-03-30 | Procede pour la realisation d'une lampe a decharge dans le gaz a basse pression |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4179777A (OSRAM) |
| JP (1) | JPS5832733B2 (OSRAM) |
| BE (1) | BE852951A (OSRAM) |
| CA (1) | CA1067565A (OSRAM) |
| DD (1) | DD129018A5 (OSRAM) |
| DE (1) | DE2711566C2 (OSRAM) |
| FR (1) | FR2346849A1 (OSRAM) |
| GB (1) | GB1538383A (OSRAM) |
| HU (1) | HU179049B (OSRAM) |
| IN (1) | IN148041B (OSRAM) |
| NL (1) | NL7603285A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7908924A (nl) * | 1979-12-12 | 1981-07-16 | Philips Nv | Lagedrukkwikdampontladingslamp. |
| JPS61131334A (ja) * | 1984-11-30 | 1986-06-19 | Toshiba Corp | 螢光ランプの製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2170066A (en) * | 1938-05-27 | 1939-08-22 | Ruben Samuel | Fluorescent lamp |
| FR906948A (fr) * | 1939-04-06 | 1946-02-25 | Lampe électrique à décharge à gaz et vapeur pour l'éclairage et les traitementspar radiaticns | |
| GB1249890A (en) * | 1968-11-13 | 1971-10-13 | Ici Ltd | Light source |
| FR1596181A (OSRAM) * | 1968-12-19 | 1970-06-15 | ||
| DE2529005C3 (de) * | 1974-07-11 | 1979-12-06 | N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) | Niederdruck-Gasentladungslampe |
| NL7602824A (nl) * | 1976-03-18 | 1977-09-20 | Philips Nv | Werkwijze voor het vervaardigen van een lagedruk- gasontladingslamp. |
-
1976
- 1976-03-30 NL NL7603285A patent/NL7603285A/xx not_active Application Discontinuation
-
1977
- 1977-02-03 IN IN160/CAL/77A patent/IN148041B/en unknown
- 1977-02-07 US US05/765,935 patent/US4179777A/en not_active Expired - Lifetime
- 1977-03-17 DE DE2711566A patent/DE2711566C2/de not_active Expired
- 1977-03-18 CA CA274,300A patent/CA1067565A/en not_active Expired
- 1977-03-25 HU HU77PI568A patent/HU179049B/hu unknown
- 1977-03-25 GB GB12626/77A patent/GB1538383A/en not_active Expired
- 1977-03-26 JP JP52032833A patent/JPS5832733B2/ja not_active Expired
- 1977-03-28 BE BE176174A patent/BE852951A/xx unknown
- 1977-03-28 DD DD7700198101A patent/DD129018A5/xx unknown
- 1977-03-30 FR FR7709512A patent/FR2346849A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| HU179049B (en) | 1982-08-28 |
| FR2346849A1 (fr) | 1977-10-28 |
| JPS52118981A (en) | 1977-10-05 |
| CA1067565A (en) | 1979-12-04 |
| DD129018A5 (de) | 1977-12-21 |
| NL7603285A (nl) | 1977-10-04 |
| GB1538383A (en) | 1979-01-17 |
| JPS5832733B2 (ja) | 1983-07-14 |
| IN148041B (OSRAM) | 1980-10-04 |
| DE2711566A1 (de) | 1977-10-13 |
| US4179777A (en) | 1979-12-25 |
| DE2711566C2 (de) | 1985-07-11 |
| BE852951A (fr) | 1977-09-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |