100 Years Of Innovation: Ballpoint Pen
Posted 17.05.2012
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UK Tech
Read More:
UK-Innovation,
Greatest Innovations,
Ballpoint Pen,
Fountain Pen,
Lazslo Biro,
Biro,
Pens,
UK Tech News
After a series of design failures, Laszlo Biro made the ballpoint pen commercially viable in 1950 by installing a free-moving ball on an ink tip, thus...
