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Class Information
Number: 313/111
Name: Electric lamp and discharge devices > With optical device or special ray transmissive envelope > Plural diverse optical devices
Description: Devices which have structurally combined therewith a plurality of optical devices of diverse types (e.g., a reflector and a lens or a filter and a polarizer).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4604680 |
Infrared floodlight |
Aug. 5, 1986 |
| 4590128 |
Thin film EL element |
May. 20, 1986 |
| 4517491 |
Incandescent lamp source utilizing an integral cylindrical transparent heat mirror |
May. 14, 1985 |
| 4434385 |
Discharge lamp device |
Feb. 28, 1984 |
| 4404618 |
Flash device |
Sep. 13, 1983 |
| 4401914 |
Low-pressure sodium vapor discharge lamp |
Aug. 30, 1983 |
| 4346323 |
Infrared radiation lamp |
Aug. 24, 1982 |
| 4342908 |
Light distribution system for optical encoders |
Aug. 3, 1982 |
| 4315186 |
Reflective lamp |
Feb. 9, 1982 |
| RE30832 |
Ellipsoidal reflector lamp |
Dec. 22, 1981 |
| 4275327 |
Incandescent electric lamp withheat recovery means |
Jun. 23, 1981 |
| 4210841 |
All plastic headlamp |
Jul. 1, 1980 |
| 4174491 |
Mount for a light emitting device |
Nov. 13, 1979 |
| 4168102 |
Light-emitting display device including a light diffusing bonding layer |
Sep. 18, 1979 |
| 4143468 |
Inert atmosphere chamber |
Mar. 13, 1979 |
| 4112335 |
Rapid pulse ultraviolet light apparatus |
Sep. 5, 1978 |
| 4110661 |
Light emitting device for optical communications |
Aug. 29, 1978 |
| 4100455 |
Vacuum fluorescent display device with circular polarizer |
Jul. 11, 1978 |
| 4084215 |
Strobe light having reduced electromagnetic radiation |
Apr. 11, 1978 |
| 4080545 |
Sodium vapor lamp with emission aperture |
Mar. 21, 1978 |
| 4074164 |
Sun lamp |
Feb. 14, 1978 |
| 4058750 |
Light emitting semiconductor indicating structure with light conductors |
Nov. 15, 1977 |
| 4054812 |
Integrally focused low ozone illuminator |
Oct. 18, 1977 |
| 4001628 |
Low-pressure fluorescent discharge device which utilizes both inorganic and organic phosphors |
Jan. 4, 1977 |
| 3974413 |
Incandescent lamp with modified helium fill gas |
Aug. 10, 1976 |
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