Where was the new technology made in World War I?

Inventions of World War 1

• The Invention of the Machine Gun
• The Invention of the Armored Tank
• The Invention of the Biplane
• The Invention of the Self Loading Rifle
• The Invention of the Flamethrower
• The Invention of Chemical Warfare
• The Invention of Tracer Bullets
• The Invention of the Hydrophone
• The Invention of the Aircraft Carrier
• The Invention of the UAV
• The Invention of Moist Towelettes (lol)