invention articles - Page: 4
Who invented fuel-efficient stoves?
Who invented off-grid power kits?
Who invented grocery delivery apps?
Who invented smokeless stoves?
How did Theodore Maiman invent the laser?
Who invented the pinwheel calculator?
Who invented the Leibniz multiplier?
Who invented call routing algorithms?
Who invented the first telephone line?
Who invented the knot system?
Who invented vibration therapy?
Who invented the punch card and when?
Who invented gears on a bike?
Did Josephine Cochrane get a patent on dishwashers?
Who made bike gears?
When did bike gears come out?
Who invented IVR systems?
What challenges did Margaret Knight face?
Who invented call transcription?
When was the first gear cycle invented?
When did neon lights become common?
What camera did George Eastman invent?
What was the significance of the Newcomen steam engine?
