Telephone

Revision as of 20:28, 27 January 2011 by Sbutler (talk | contribs)

This article is a stub. You can help the GHN by expanding it.

File:Bell telephone.jpg
Alexander Graham Bell speaking into a prototype telephone.

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.