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  2. History of the telephone in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_the_telephone...

    The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up and replaced by a system of competitors.

  3. Iridium Communications - Wikipedia

    en.wikipedia.org/wiki/Iridium_Communications

    Iridium Communications Inc. (formerly Iridium Satellite LLC) is a publicly traded American company headquartered in McLean, Virginia, United States.Iridium operates the Iridium satellite constellation, a system of 75 satellites: 66 are active satellites and the remaining nine function as in-orbit spares. [2]

  4. Froude number - Wikipedia

    en.wikipedia.org/wiki/Froude_number

    The Froude number has been used to study trends in animal locomotion in order to better understand why animals use different gait patterns [15] as well as to form hypotheses about the gaits of extinct species. [16] In addition particle bed behavior can be quantified by Froude number (Fr) in order to establish the optimum operating window. [18]

  5. 999 (emergency telephone number) - Wikipedia

    en.wikipedia.org/wiki/999_(emergency_telephone...

    A sign on a beach in Whitstable, United Kingdom, advising readers to dial 999 and to request for the coastguard in the event of an emergency. 999 is an official emergency telephone number in a number of countries which allows the caller to contact emergency services for emergency assistance.

  6. Yellow pages - Wikipedia

    en.wikipedia.org/wiki/Yellow_pages

    Local phone companies that publish yellow pages directories rely on their own customer lists and include business listings that are provided by incumbent local exchange carriers (ILECs). Advertising in yellow pages directories requires payment in full prior to printing or may be billed monthly over the life of the contract, which is usually 12 ...

  7. Timeline of the telephone - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the_telephone

    11 February 1876: Elisha Gray invents a liquid transmitter for use with a telephone, but he did not make one. 14 February 1876 about 9:30 am: Gray or his lawyer brings Gray's patent caveat for the telephone to the Washington, D.C. Patent Office (a caveat was a notice of intention to file a patent application.

  8. Tim Walz - Wikipedia

    en.wikipedia.org/wiki/Tim_Walz

    The unit received its official mobilization order in August 2005 and deployed to Iraq in March 2006. [ 54 ] [ 55 ] [ 56 ] During his political career, Republicans, notably Donald Trump Jr. , Charlie Kirk , and JD Vance , have used the timing of Walz's military retirement as a smear campaign that has been compared to swiftboating .

  9. Recognize a hacked AOL Mail account - AOL Help

    help.aol.com/articles/recognize-a-hacked-aol...

    Email filters • Display name • Email signature • Blocked addresses • Mail away message. If your account has been compromised. If you think your account has been compromised, follow the steps listed below to secure it. 1. Change your password immediately. 2. Delete app passwords you don’t recognize. 3. Revert your mail settings if ...