Telephone: Difference between revisions

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(New page: '''''This article is a stub. You can help the GHN by expanding it.''''' Boston, Massachusetts. On 14 February 1876 Alexander Graham Bell filed for a patent on a device for the electrical ...)
 
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'''''This article is a stub. You can help the GHN by expanding it.'''''
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Boston, Massachusetts. On 14 February 1876 Alexander Graham Bell filed for a patent on a device for the electrical transmission of speech. Elisha Gray filed a preliminary patent application (caveat) a few hours later. The patent was issued to Bell on 7 March 1876.
[[Category:Communications]]
[[Category:Telephony]]

Revision as of 17:17, 11 March 2014

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