18+ When Were Chalkboards Invented Gif . When was the telephone invented? How did they make them? Where We Came From The Evolution Of Technology In The Classroom from evolutionoftechnolgyinclassrooms.weebly.com What advantages did the transistors have over the vacuum tubes? As with many inventions, there were many different inventions including the typewriter, teleprinters, and keypunches that helped lead up to the the electrical telegraph was first invented by pavel schilling in 1832 and allowed for a single key to be used to send morse code messages over a line. When u washed your panties! When was the telephone invented? It has helped us capture lots of moments in the past and at present. 9.when were integrated circuits discovered? However, further back in time messages were delivered by runners. When was the telephone invented? Source: online.king.edu ...