NL280093A - - Google Patents
Info
- Publication number
- NL280093A NL280093A NL280093DA NL280093A NL 280093 A NL280093 A NL 280093A NL 280093D A NL280093D A NL 280093DA NL 280093 A NL280093 A NL 280093A
- Authority
- NL
- Netherlands
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
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US119230A US3252028A (en) | 1961-06-23 | 1961-06-23 | High-output fluorescent lamp having means for maintaining a predetermined mercury vapor pressure during operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL280093A true NL280093A (xx) |
Family
ID=22383236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL280093D NL280093A (xx) | 1961-06-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3252028A (xx) |
| DE (1) | DE1270176B (xx) |
| GB (1) | GB1006100A (xx) |
| NL (1) | NL280093A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3806761A (en) * | 1971-08-23 | 1974-04-23 | Owens Illinois Inc | Gas discharge device with improved memory margin |
| DE102011006700A1 (de) * | 2011-04-04 | 2012-10-04 | Osram Ag | Entladungslampe, insbesondere Quecksilber-Niederdruckentladungslampe, sowie Verfahren zum Herstellen einer Entladungslampe |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE558655A (xx) * | 1956-06-27 | |||
| US2906905A (en) * | 1956-09-27 | 1959-09-29 | Duro Test Corp | Fluorescent lamp |
| GB835183A (en) * | 1957-05-07 | 1960-05-18 | Philips Electrical Ind Ltd | Improvements in or relating to low-pressure mercury vapour discharge tubes |
| GB863467A (en) * | 1957-05-21 | 1961-03-22 | Gen Electric Co Ltd | Improvements in or relating to low pressure electric discharge lamps |
| GB863468A (en) * | 1957-09-16 | 1961-03-22 | Gen Electric Co Ltd | Improvements in or relating to low pressure electric discharge lamps |
| GB854388A (en) * | 1958-01-06 | 1960-11-16 | Gen Electric Co Ltd | Improvements in or relating to low pressure mercury vapour electric discharge lamps |
| US2961566A (en) * | 1958-06-18 | 1960-11-22 | Sylvania Electric Prod | Fluorescent lamp |
| NL246040A (xx) * | 1958-12-06 | |||
| US2930919A (en) * | 1959-01-15 | 1960-03-29 | Westinghouse Electric Corp | Discharge device |
| US2946909A (en) * | 1959-03-30 | 1960-07-26 | Westinghouse Electric Corp | Discharge device |
-
0
- NL NL280093D patent/NL280093A/xx unknown
-
1961
- 1961-06-23 US US119230A patent/US3252028A/en not_active Expired - Lifetime
-
1962
- 1962-05-24 GB GB20057/62A patent/GB1006100A/en not_active Expired
- 1962-06-22 DE DEP1270A patent/DE1270176B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1270176B (de) | 1968-06-12 |
| US3252028A (en) | 1966-05-17 |
| GB1006100A (en) | 1965-09-29 |