The Inventions and Their Inventors

12345678
Across
  1. 1. was used to project images onto paper, which allowed them to be traced.
  2. 6. Used for transporting materials in factories, mines, and warehouses.
  3. 7. It cut down on the amount of time it took to send messages to each other.
  4. 8. Used to connect fabric and other materials together with thread.
Down
  1. 2. A self-propelled motor vehicle intended for passenger transportation on land.
  2. 3. The purpose was to record sound/play them.
  3. 4. It was widely used by professional writers, in offices, business correspondence in private homes, and by students preparing written assignments.
  4. 5. Produced a constant electric current,opening the way for many other discoveries and inventions.