འཕྲུལ་རིག
བིལུ་པིརིན་ཊི ༢༢༢ ཡོད
བིལུ་པིརིན་ཊི (༢༢༢)
Pound Lock
Emma གྱིས
འཕྲུལ་འཁོར
Chip Log
Emma གྱིས
འཕྲུལ་འཁོར
Gunter's Chain
Mark གྱིས
འཕྲུལ་འཁོར
Geneva Drive
Martin གྱིས
འཕྲུལ་འཁོར
Planimeter
Mark གྱིས
འཕྲུལ་འཁོར
Self-Righting Lifeboat
Emma གྱིས
Industry 1.0 — Steam & Mechanization (1760)
Pendulum Clock
Martin གྱིས
དངོས་ཁམས་རིག
Ferris Wheel
Emma གྱིས
Industry 2.0 — Electricity, Steel & Oil (1870)
Francis Turbine
Emma གྱིས
Industry 2.0 — Electricity, Steel & Oil (1870)
Owens Bottle Machine
Emma གྱིས
Industry 2.0 — Electricity, Steel & Oil (1870)
Cyclone Separator
Emma གྱིས
Industry 2.0 — Electricity, Steel & Oil (1870)
Fourdrinier Paper Machine
Emma གྱིས
Industry 1.0 — Steam & Mechanization (1760)
Venturi Meter
Penny གྱིས
Industry 2.0 — Electricity, Steel & Oil (1870)
Arch Centring and Falsework
Emma གྱིས
ཤིང་སྒྲོམ
Blind Rivet
Emma གྱིས
འཕྲུལ་རིག
Metal Electrode Arc Welding
Forge གྱིས
ལྕགས་བཟོ
Centerless Grinding
Emma གྱིས
ཕབ་བཟོ
Building Leonardo da Vinci's Armored Car — The Ancestor of the Tank
Emma གྱིས
Renaissance (1400–1600)
Building Leonardo da Vinci's Ornithopter — The Flapping-Wing Flying Machine
Emma གྱིས
Renaissance (1400–1600)
Building Leonardo da Vinci's Revolving Bridge — The Swing Bridge for a Marching Army
Emma གྱིས
Renaissance (1400–1600)
Building Leonardo da Vinci's Self-Propelled Cart — The First Programmable Robot
Emma གྱིས
Renaissance (1400–1600)
Building Leonardo da Vinci's Aerial Screw — The Ancestor of the Helicopter
Emma གྱིས
Renaissance (1400–1600)
Building Leonardo da Vinci's Parachute — The Sealed Linen Pyramid of 1485
Emma གྱིས
Renaissance (1400–1600)
Casting Reinforced Concrete — Marrying Steel and Stone into the Modern Structure
Balin གྱིས
དེང་རབས