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  2. Belleville, Michigan - Wikipedia

    en.wikipedia.org/wiki/Belleville,_Michigan

    Welcome to Belleville Sign. Belleville is a city in Wayne County in the U.S. state of Michigan.A western suburb of Detroit, Belleville is located roughly 29 miles (46.7 km) southwest of downtown Detroit, and 18 miles (29.0 km) southeast of Ann Arbor, and is completely surrounded by Van Buren Township.

  3. Electric watch - Wikipedia

    en.wikipedia.org/wiki/Electric_watch

    Examples of this technology are Hamilton 500 (first retail electric watch in 1957), [5] Epperlein 100, Champion (Ruhla / UMF), Slava 114ChN and Timex M40. Fixed coil system, contact controlled: watches with a piece of refined iron attached to the balance wheel, a fixed coil and mechanical contacts.

  4. Solar-powered watch - Wikipedia

    en.wikipedia.org/wiki/Solar-powered_watch

    A Casio solar-powered watch, manufactured no later than 2009. Typically, sunlight and artificial light are absorbed by a solar panel behind the crystal. The dial is either on a layer above or actually on the solar panel. This solar panel converts the light into electrical energy to power the watch.

  5. Electrical device - Wikipedia

    en.wikipedia.org/wiki/Electrical_device

    Electrical devices or electric devices are devices that functionally rely on electric energy (AC or DC) to operate their core parts (electric motors, transformers, lighting, rechargeable batteries, control electronics). They can be contrasted with traditional mechanical devices which depend on different power sources like fuels or human ...

  6. Electrical wiring in North America - Wikipedia

    en.wikipedia.org/wiki/Electrical_wiring_in_North...

    Electrical wiring practices developed in parallel in many countries in the late 19th and early 20th centuries. [7] As a result, national and regional variations developed and remain in effect. (see National Electrical Code, electrical wiring, electrical wiring in the United Kingdom). Some of these are retained for technical reasons, since the ...

  7. Power reserve indicator - Wikipedia

    en.wikipedia.org/wiki/Power_reserve_indicator

    Today they are used in wrist watches. The first wristwatch with the mechanism was created by Breguet in 1933. However, this was only a prototype with only one watch assembled. In 1948, Jaeger-LeCoultre introduced a power reserve indicator designed for production in a series of watches called the Powermatic which

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