Düzeltmeler

marsel86'den mesaj - English

  • Thomas Alva Edison

  • Famous american inventor and employed.
  • Edison got in the U.S. thousand patents and about three thousand patents in the other countries.
  • He improved telegraph, telephone, cinematographic equipment.
  • He constructed electric lamp.
  • It was who suggested the use of a telephone conversation at the beggining of the word " Hello"

Lütfen, Her cümleyi düzeltmek için yardım edin ! - English