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Communication Technology Test Notes (updated)
                                      By: J. D.


Part 1: Definitions:

Comm...
Invention: Printing Press:

How it Works:
  - Printing press  wooden frame
         o Bar  pull bar towards you
        ...
How it Changed Society:
  - It was patented by Alexander Graham Bell in 1875
  - Replaced the telegraph
  - Speeds up busi...
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