NL78992C - - Google Patents
Info
- Publication number
- NL78992C NL78992C NL78992DA NL78992C NL 78992 C NL78992 C NL 78992C NL 78992D A NL78992D A NL 78992DA NL 78992 C NL78992 C NL 78992C
- 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
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
- H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
-
- 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 |
---|---|---|---|
US102016A US2714684A (en) | 1949-06-29 | 1949-06-29 | Low pressure fluoresecent and discharge lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
NL78992C true NL78992C (en) |
Family
ID=22287666
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL78992D NL78992C (en) | 1949-06-29 | ||
NL757506388A NL153292B (en) | 1949-06-29 | WASHING, RINSING OR COLLECTING BIN. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL757506388A NL153292B (en) | 1949-06-29 | WASHING, RINSING OR COLLECTING BIN. |
Country Status (7)
Country | Link |
---|---|
US (1) | US2714684A (en) |
BE (1) | BE496584A (en) |
DE (1) | DE905414C (en) |
ES (1) | ES193066A1 (en) |
FR (1) | FR1020704A (en) |
GB (1) | GB673485A (en) |
NL (2) | NL153292B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2120777A1 (en) * | 1971-04-28 | 1972-11-02 | Multiblitz Dr.-Ing. D.A. Mannesmann Gmbh & Co Kg, 5050 Porz | Strobe light arrangement |
US4032814A (en) * | 1974-08-19 | 1977-06-28 | Duro-Test Corporation | Fluorescent lamp with reduced wattage consumption |
US4032813A (en) * | 1974-08-19 | 1977-06-28 | Duro-Test Corporation | Fluorescent lamp with reduced wattage consumption having electrode shield with getter material |
DE2722694C2 (en) * | 1977-05-18 | 1985-01-10 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Mercury vapor low pressure discharge lamp |
US4308650A (en) * | 1979-12-28 | 1982-01-05 | Gte Products Corporation | Method of making a mercury dispenser, getter and shield assembly for a fluorescent lamp |
NL185639C (en) * | 1980-10-29 | 1990-06-01 | Philips Nv | LOW-PRESSURE MERCURY DISCHARGE LAMP. |
US4879469A (en) * | 1988-05-13 | 1989-11-07 | University Of North Carolina | Mixed media for kinestatic charge detectors |
GB2226444B (en) * | 1988-12-22 | 1993-05-12 | Matsushita Electric Works Ltd | Electrodeless discharge lamp |
US6583566B1 (en) | 2000-10-27 | 2003-06-24 | General Electric Company | Low wattage fluorescent lamp having improved phosphor layer |
WO2003032364A1 (en) * | 2001-10-04 | 2003-04-17 | Koninklijke Philips Electronics N.V. | Low-pressure mercury discharge lamp |
US8421333B2 (en) | 2011-03-07 | 2013-04-16 | Osram Sylvania Inc. | Energy saving gas discharge lamp including a xenon-based gaseous mixture |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL233305A (en) * | 1924-04-01 | |||
US2182732A (en) * | 1926-12-10 | 1939-12-05 | Gen Electric | Metal vapor lamp |
US2228327A (en) * | 1929-05-04 | 1941-01-14 | Hans J Spanner | Discharge device |
US1977688A (en) * | 1930-03-10 | 1934-10-23 | Gen Scientific Corp | Permanent color gaseous conduction tube |
US1929369A (en) * | 1931-09-30 | 1933-10-03 | Gen Electric | Electrical discharge device |
US2177710A (en) * | 1938-04-22 | 1939-10-31 | Gen Electric | Fluorescent sign lamp |
US2355258A (en) * | 1941-05-13 | 1944-08-08 | Sylvania Electric Prod | Ultraviolet fluorescent lamp |
US2363531A (en) * | 1941-11-27 | 1944-11-28 | Gen Electric | Electric discharge device and electrode therefor |
US2425697A (en) * | 1944-03-02 | 1947-08-12 | Gen Luminescent Corp | Low-temperature luminescent lamp |
US2473642A (en) * | 1948-01-09 | 1949-06-21 | Gen Electric | Low-pressure electric discharge device |
-
0
- NL NL78992D patent/NL78992C/xx active
- BE BE496584D patent/BE496584A/xx unknown
- NL NL757506388A patent/NL153292B/en unknown
-
1949
- 1949-06-29 US US102016A patent/US2714684A/en not_active Expired - Lifetime
-
1950
- 1950-04-18 GB GB24089/51A patent/GB673485A/en not_active Expired
- 1950-05-20 ES ES0193066A patent/ES193066A1/en not_active Expired
- 1950-05-24 DE DEW2183A patent/DE905414C/en not_active Expired
- 1950-06-22 FR FR1020704D patent/FR1020704A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1020704A (en) | 1953-02-10 |
ES193066A1 (en) | 1951-07-01 |
DE905414C (en) | 1954-03-01 |
BE496584A (en) | |
NL153292B (en) | |
GB673485A (en) | 1952-06-04 |
US2714684A (en) | 1955-08-02 |