invention articles - Page: 11
When were ship containers invented?
What did the U.S. government invent?
Why were the Montgolfier brothers important?
What were the facts about Thomas Edison's light bulb?
When were chains first used on cars?
What invention led to improvements in transportation?
What is the origin of the anchor?
What were Stanley's originally made for?
Who invented the railway brake?
Who developed an automated traffic signal?
When did traffic lights become automated?
Who invented the modern anchor?
Who invented biodegradable?
What was the first anchor?
Why did Robert Fulton invent the submarine?
Who created anchors?
Where was the first glider made?
Who invented the chain drive?
How did people react to the phonograph?
Has the sewing machine changed over time?
What did we use before ballpoint pens?
When was the first spring clock invented?
Who improved the sewing machine design?
