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2. Tung-Sol - Wikipedia

   en.wikipedia.org/wiki/Tung-Sol

   Tung-Sols' license was a B license allowing only paying a quota and percentage of production for large or small bulb manufacturing to General Electric without exports of goods. Tung-Sol Lamp Works made miniature lamps under this system with another miniature maker called Chicago Miniature Lamp Company.

3. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   A 50-hour-life projection bulb, for instance, is designed to operate only 50 °C (122 °F) below that melting point. Such a lamp may achieve up to 22 lumens per watt, compared with 17.5 for a 750-hour general service lamp. [76] Lamps of the same power rating but designed for different voltages have different luminous efficacy.

4. Christmas lights - Wikipedia

   en.wikipedia.org/wiki/Christmas_lights

   The small "midget" bulbs commonly known as fairy lights are also called Italian lights in some parts of the U.S., such as Chicago. The first miniature Christmas lights were manufactured in Italy. The types of lamps used in Christmas lighting also vary considerably, reflecting the diversity of modern lighting technology in general.

5. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

6. Green Exchange - Wikipedia

   en.wikipedia.org/wiki/Green_Exchange

   Green Exchange occupies the former Frederick Cooper Lamp Company building, built in 1914, and originally home to the Vassar Swiss Underwear Company. Cooper bought the building in 1967 and in 2005, relocated to China. [3] In 2004, Cooper announced it was closing down the factory in Chicago.

7. Chicago Lighting Institute - Wikipedia

   en.wikipedia.org/wiki/Chicago_Lighting_Institute

   The Chicago Lighting Institute was an educational and marketing association serving the lighting industry in the Midwest. The main aim of the institute was to acquaint architects, interior designers, electrical engineers, urban planners and the general public with the latest developments and applications in lighting.