invention articles - Page: 3
Who invented a small box camera that made it cheaper to take pictures?
When was the small box camera invented?
Why were sticky notes an accident?
Did Gordon Gould invent the laser?
What was the first car with a speedometer?
Were the first planes made of wood?
Who made the robot first time?
Who invented the time timer?
What problem did the sewing machine solve?
What were the positive effects of the sewing machine?
What was the significance of the invention of the portable paint tube?
Who invented water pipes?
What did Thomas Elkins invent?
Which country invented the balloon?
How was the Spinning Jenny revolutionary?
What was Thomas Edison's invention used for?
When was the cigarette machine invented?
Who made the first sewing needle?
What is the craziest invention ever?
Who invented wastewater treatment plants?
Who invented membrane filtration?
Did Michael Faraday invent the transformer?
Who invented chlorination systems?
