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may 20, 1925 - Dot Matrix (Impact Matrix) Printing was invented

Description:

A type of computer printing which uses a print head that moves in either a back-and-forth or up-and-down motion. Similar to a typewriter

Added to timeline:

History of printing

16 Oct 2017

0

0

520

Date:

may 20, 1925

Now

~ 101 years ago

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