Open in the curiosity app
Share the knowledge!

The Invention Of The Telephone I THE INDUSTRIAL REVOLUTION

Key Facts In This Video

  1. The telephone is responsible for the largest patent dispute in history. 00:11

  2. The first telephone demonstration had the title: "On the reproduction of musical sounds to any distance through the medium of galvanic current." 03:24

  3. When Alexander Graham Bell died in 1922, all the phones in North American were shut off for one minute in his honor. 06:59