JPS4942396B1 - - Google Patents
Info
- Publication number
- JPS4942396B1 JPS4942396B1 JP45049234A JP4923470A JPS4942396B1 JP S4942396 B1 JPS4942396 B1 JP S4942396B1 JP 45049234 A JP45049234 A JP 45049234A JP 4923470 A JP4923470 A JP 4923470A JP S4942396 B1 JPS4942396 B1 JP S4942396B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/74—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7002894.A NL165885C (nl) | 1970-02-28 | 1970-02-28 | Lagedruknatriumdampontladingslamp. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4942396B1 true JPS4942396B1 (enExample) | 1974-11-14 |
Family
ID=19809463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45049234A Pending JPS4942396B1 (enExample) | 1970-02-28 | 1970-06-09 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3646378A (enExample) |
| JP (1) | JPS4942396B1 (enExample) |
| BE (1) | BE749235A (enExample) |
| DE (1) | DE2027265C3 (enExample) |
| FR (1) | FR2080287A5 (enExample) |
| GB (1) | GB1243000A (enExample) |
| NL (1) | NL165885C (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4731560A (en) * | 1970-08-06 | 1988-03-15 | Owens-Illinois Television Products, Inc. | Multiple gaseous discharge display/memory panel having improved operating life |
| US4794308A (en) * | 1970-08-06 | 1988-12-27 | Owens-Illinois Television Products Inc. | Multiple gaseous discharge display/memory panel having improved operating life |
| US4028578A (en) * | 1973-02-16 | 1977-06-07 | Owens-Illinois, Inc. | Gas discharge dielectric containing a source of boron, gallium, indium, or thallium |
| US4080545A (en) * | 1976-12-27 | 1978-03-21 | Xerox Corporation | Sodium vapor lamp with emission aperture |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB817100A (en) * | 1955-12-22 | 1959-07-22 | Gen Electric Co Ltd | Improvements in or relating to electric discharge lamps |
| FR1158700A (fr) * | 1955-10-18 | 1958-06-18 | Philips Nv | Tube à décharge, en particulier dans la vapeur de sodium et à remplissage gazeux |
-
1970
- 1970-02-28 NL NL7002894.A patent/NL165885C/xx not_active IP Right Cessation
- 1970-04-20 BE BE749235D patent/BE749235A/xx unknown
- 1970-04-23 FR FR7014805A patent/FR2080287A5/fr not_active Expired
- 1970-06-03 DE DE2027265A patent/DE2027265C3/de not_active Expired
- 1970-06-03 GB GB26828/70A patent/GB1243000A/en not_active Expired
- 1970-06-09 JP JP45049234A patent/JPS4942396B1/ja active Pending
- 1970-06-22 US US48045A patent/US3646378A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL165885B (nl) | 1980-12-15 |
| DE2027265C3 (de) | 1978-12-14 |
| US3646378A (en) | 1972-02-29 |
| GB1243000A (en) | 1971-08-18 |
| FR2080287A5 (enExample) | 1971-11-12 |
| BE749235A (fr) | 1970-10-20 |
| DE2027265A1 (de) | 1971-12-02 |
| DE2027265B2 (de) | 1978-04-20 |
| NL7002894A (enExample) | 1971-08-31 |
| NL165885C (nl) | 1981-05-15 |