1 / 5

The invention of the house phone

The invention of the house phone. By arianna borla,ashley leeney ,& carly pearson Lily Maurella. Rotary dialing 1878. The first regular telephone exchange Was established in New Haven in 1878.

ziva
Télécharger la présentation

The invention of the house phone

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. The invention of the house phone By arianna borla,ashley leeney,& carly pearson Lily Maurella

  2. Rotary dialing 1878 The first regular telephone exchange Was established in New Haven in 1878 Pay phones 1889 In 1889 the first coin operated telephone or pay phone were patented by William Gray

  3. Touchtone 1941 • In 1941 the first touch tone system that used tones in the voice frequency

  4. Cordless telephone 1994 • In 1994 there became the first cordless telephone so you could walk a round and not stay in one spot Caller Id 1995

  5. Now a day phone Home phones have caller I.D. on tv has voice mail it calls before time that’s what 2013 phones have.

More Related