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Glasses were invented in Britain
Roger Bacon invented glasses -
Piano was invented in Italy
Bartolomeo Cristofori invented the piano -
Washing machine was invented in Germany.
Jacob Christian invented the washing machine -
Printing press was invented in Germany
Frederick Koenig invented printing press -
Concrete was invented in France
F.J Monier invented concrete -
Opener was invented in Britain
Robert yeates invented opener
