Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 4503489 | Above ground low voltage underwater light An underwater light (12) for above ground pools (10) includes a housing (28) sealed to the outer surface of the pool wall (24). An opening in the pool wall and liner (16) communicates with an opening in the front wall (28) of the housing, and a light tran... | 03/05/1985 |
| 4495549 | Infrared radiation filter lens for aircraft lights An infrared radiation filter lens for aircraft lights is comprised of a heat-conductive filter frame disposed in heat-exchange relationship with an aircraft frame and/or its skin to dissipate heat in the filter frame to the aircraft body and the ambient; ... | 01/22/1985 |
| 4493011 | Aroma disc for table lamp An aroma disc usable in conjunction with a conventional table lamp whose light bulb socket has a harp secured thereto to support a lampshade, the harp being provided with an upwardly projecting bolt on which is received the center collar of the lampshade ... | 01/08/1985 |
| 4460944 | Heat sensitive pool light A light unit assembly adapted to illuminate liquid below a liquid surface (for example of a pool or spa) includes (a) a lamp unit including a metallic housing adapted to be cooled by heat transfer to the liquid, and lamp circuitry, (b) a thermostat coupled to ... | 07/17/1984 |
| 4446508 | Edge lighted article holder An edge lighted article holder including a body having an upper wall and a lower wall connected by a web. Openings are formed in the upper wall which conform to the outer shape of the article so that articles may be placed within the openings and supporte... | 05/01/1984 |
| 4392184 | Illuminating method and apparatus for carpenter's or mechanic's levels This invention is a unique method and apparatus for illuminating carpenter's and mechanic's levels so that true readings may be obtained and the like, in shaded areas or under poor lighting conditions. The method and apparatus are characterized by the ins... | 07/05/1983 |
| 4390928 | Container The invention relates to a container, in particular a drinks container, which comprises two spatially separated container chambers, wherein the separating surface means which joins the two container chambers together is of a transparent nature, a reflecto... | 06/28/1983 |
| 4363080 | Water-cooled light source Apparatus for supplying a source of light, in a dental control unit, to an optical fiber for transmission of light from the source, along the fiber, into a patient's mouth. A heat sink is provided with a cavity for receiving a high intensity light. A duct... | 12/07/1982 |
| 4344113 | Apparatus to illuminate a liquid drink A device for illuminating a liquid drink for use at a party or a social event to give the appearance of an illuminated liquid. The device has a light adapted to colimate a beam of light through the transparent bottom of the glass receptacle into the liqui... | 08/10/1982 |
| 4336574 | Lighted coaster for drinking glasses A lighted coaster for supporting beverage containers such as glasses. The improvement provides a top cover having a translucent lens and a side skirt extending downwardly to overlap a base member. The base contains batteries and a spring-biased light bulb... | 06/22/1982 |
| 4305118 | Portable utility case A utility case for personal accessories and, in particular, for a lighter, a flashlight, and a measuring tape and which is distinctively made with a casing forming conveniently arranged compartments to replaceably fit modular accessory units therein. The ... | 12/08/1981 |
| 4261026 | Lighted coaster for drinks A lighted coaster for drinks provides a base with a light source, a reflector adjacent the light source and a translucent supporting surface upon which a glass can be placed.... | 04/07/1981 |
| 4254452 | Lighted tray apparatus A dispensing tray for use in mobile recreational vehicles and vans having a tray portion cutout which forms a receptacle for storing loose change and the like and including a number of racks for holding articles such as ashtrays and beverage containers. T... | 03/03/1981 |
| 4133024 | Behind the scene lights A light source for a container of the transparent variety, all sides being transparent, principally used for the simultaneous display of aquius and terranius culture. However, also adaptable to aquariums and terrariums in separate forms consisting of a li... | 01/02/1979 |
| 4103322 | Lighting device A device for illuminating fish tanks or the like in which a source of light positioned over the fish tank is surrounded with light absorbent material to prevent unwanted reflection or refractions and is provided with a filter which specifies the color of ... | 07/25/1978 |
| 4072855 | Lamp with changing luminous effects A lamp having a moving luminous aesthetic effect made up of a luminous incandescent source directed through a transparent container above the luminous source and being filled with a liquid mixture of trichloroethylene and dichloroethylene having dispersed... | 02/07/1978 |
| 4070777 | Bubbler display device and method of making same A display device for generating bubbles, which may be illuminated, passing through a body of fluid, including a sealed translucent hollow glass tube partially filled with fluid of a low boiling point and evacuated of air, a chamber of a diameter less than... | 01/31/1978 |
| 4034213 | Illuminating insert for a drinking glass A battery pack with a suction cup for mounting in a glass connected to a cap containing a light emitting diode and magnifying lens with an insert between the pack and cap for decoration.... | 07/05/1977 |
| 3995152 | Electrical lighting structure built-in a molded plastic cord or cable A lighting structure adaptable for many uses the assembly consisting of a plurality of baseless light bulbs wired in a parallel electrical circuit. The circuit and lamps being fully encapsulated in a molded, flexible (or non-flexible), transparent casing ... | 11/30/1976 |
| 3987294 | Illuminated gasoline tank A transparent fuel tank for motorcycles and like vehicles, in which an illuminator provides light to the plastic wall, not only giving a clearer indication of the level of liquid in the tank, but also having decorative and safety advantages as well.... | 10/19/1976 |
| 3962675 | Underwater floodlight assembly An underwater floodlight assembly in which an open-ended shell extends in an opening formed in the wall of a reservoir for water, with the shell having an outwardly extending integrally formed flange which engages the surface of the wall. A plurality of i... | 06/08/1976 |
| 3949213 | Underwater light An underwater light is provided for use particularly with swimming pools, having fail-safe twin grounding connectors to prevent electrical grounding through the water in event of failure of one grounding connection.... | 04/06/1976 |
