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Class Information
Number: 313/596
Name: Electric lamp and discharge devices > With gas or vapor > Three or more electrode discharge device > Internal start or control electrode between discharge electrodes > Strip electrode
Description: Subject matter wherein the electrode between the two spaced electrodes is an elongated electrical conductor.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6429588 |
Sodium high-pressure lamp having a starting aid |
Aug. 6, 2002 |
| 5955845 |
High pressure series arc discharge lamp construction with simplified starting aid |
Sep. 21, 1999 |
| 5646483 |
Discharge lamp having cesium compound |
Jul. 8, 1997 |
| RE35142 |
Fluorescent lamp having three electrodes for starting at low temperatures |
Jan. 9, 1996 |
| 5243257 |
Surge voltage protector |
Sep. 7, 1993 |
| 5081395 |
Fluorescent lamp having three electrodes for starting at low temperatures |
Jan. 14, 1992 |
| 5043636 |
High voltage switch |
Aug. 27, 1991 |
| 4939417 |
High pressure discharge lamp with incandescent filament for starting |
Jul. 3, 1990 |
| 4924346 |
Gas discharge surge suppressor for a telephone line |
May. 8, 1990 |
| 4891731 |
Gas discharge over-voltage arrestor having a line of ignition |
Jan. 2, 1990 |
| 4668896 |
Linear geometry thyratron |
May. 26, 1987 |
| 4645974 |
Discharge tube lighting system for use in a vehicle |
Feb. 24, 1987 |
| 4628228 |
Gas discharge display device |
Dec. 9, 1986 |
| 4626744 |
Electronic discharge tube and electronic light emitter using it |
Dec. 2, 1986 |
| 4575656 |
Starting aid for non-linear discharge lamps and method of making same |
Mar. 11, 1986 |
| 4506194 |
Cathodoluminescent light sources and electric lighting arrangements including such sources |
Mar. 19, 1985 |
| 4499406 |
Electronic discharge tube and electronic light emitter using it |
Feb. 12, 1985 |
| 4493004 |
Surge arrester with a gas-filled housing |
Jan. 8, 1985 |
| 4466043 |
Gas discharge surge voltage arrester and production method |
Aug. 14, 1984 |
| 4272703 |
D.C. Voltage fluorescent lamp |
Jun. 9, 1981 |
| 4233653 |
Low-pressure mercury vapor discharge lamp |
Nov. 11, 1980 |
| 4129802 |
Low-pressure mercury vapor discharge lamp |
Dec. 12, 1978 |
| 4009408 |
High-pressure sodium-vapor discharge lamp |
Feb. 22, 1977 |
| 3959696 |
Over voltage arrester |
May. 25, 1976 |
| 3932783 |
Fluorescent lamp containing indium oxide |
Jan. 13, 1976 |
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