The Telephone

By Emily Martin
  • Innocenzo Mancetti desribes and creates plans for a speaking telegraph.

    Innocenzo Mancetti desribes and creates plans for a speaking telegraph.

  • John Phillip Reiss creates a transmitter that transmits voices over 100 meteres.

    John Phillip Reiss creates a transmitter that transmits voices over 100 meteres.

    It is electronic.
    Closer to actual telephone.
  • Innocenzo Manzetti invents the telelphone

    Innocenzo Manzetti invents the telelphone

    Doesn't patent it.
  • Bell is granted the Patent for the telephone

    Bell is granted the Patent for the telephone

    Gray's patent application didn't make it through, even though he had presented it hours before Bell.
  • First Telephone call was made.

    First Telephone call was made.

    The first occurance of clear speech being to be heard on the telephone occurred.
  • First long distance phone call is made.

    First long distance phone call is made.

    Cambridge university to Boston
  • Rotary Phone is invented

    Rotary Phone is invented

    Connolly and McTighe patent a dial phone.
  • Photophone was invented

    Photophone was invented

    This was made by Alexander Graham Belle and allowed phone calls to be made wirelessly.
  • The Blake transmitter was created.

    The Blake transmitter was created.

    It was the first successful telephone transmitter. It was invented by Francis Blake and it used a carbon and platinum based resistance element.
  • Long distance phone calls grew with advances in circuitry

    Long distance phone calls grew with advances in circuitry

  • First Coin telephone was installed in Hartford, Connecticut

    First Coin telephone was installed in Hartford, Connecticut

  • First Coast to Coast Phone call made

    First Coast to Coast Phone call made

    Longest phone call ever at the time.
  • Switching systems were first implemented.

    Switching systems were first implemented.

    Allows more calls to be placed without an operator needing to assist someone.
  • First Transatlantic phonecall made.

    First Transatlantic phonecall made.

    From London to New York
  • North American Numbering System is put into use.

    North American Numbering System is put into use.

    A system that assigns a 10 digit number to a telephone and it specifies the area, closest switching office and line number of the person being called.
  • At&t model 500 is introduced.

    At&t model 500 is introduced.

    First model to combine ringer and handset
  • !st international communication satellite is place into orbit

    !st international communication satellite is place into orbit

    Telstar 1 is its name.
  • Principles of Fiber optics is publsihed and put into use.

    Principles of Fiber optics is publsihed and put into use.

  • First portable cell phone call is made by Martin cooper of Motorola.

    First portable cell phone call is made by Martin cooper of Motorola.

  • FAx Machine is put into widespread use

    FAx Machine is put into widespread use