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Sewing Machine
It was important for the growth of the nation because it helped to make clothes faster. -
Stereoscope
It helped to the growth of our nation because more people started to create new helpfull things to use in our everyday's lives. -
Refrigerator
It helped for the growth of our nation because more food could be stored for longer time. -
Mechanical Calculator
It helped to the growth of the nation because it made people's live easier. -
Revolver
It helped to the growth of our nation because it helped during war times.
