వస్తువులు - కనుగొన్న వ్యక్తులు - Inventions and Discoveries - Part(4)

వస్తువులు - కనుగొన్న వ్యక్తులు  - Inventions and Discoveries - Part(4)

Railway Engine.................................Stephenson

Radio transmitter............................Alexanderson

Rare Gas.............................................Cavandish

Replacing human heart.............Christian Barnard

Revolver.......................................................Colt

Quantum Theory.................................Max plank

Refrigerator................................: James Harrison

Safety Lamp................................Humphry Davy

Safety Match....................................Land Strom

Safety Pin........................................William Hunt

Safety Razor.............................................Gillette

Sewing Machine...............Barthelling

ThimonnierShort Hand................................................Pitman

Solar System.....................................Copernicus

Steam Engine....................................James Watt

Steam Turbine.........................................Parsons

Spectroscope..........................................Bunsen

Stethoscope..................................Rene Laennee

Submarine...................................David Bushnell

Seismograph................................Roberts Mallet

Sextant.....................................................Hadley

Steam boat................................................Fulton

Submarine.............................................Bushwell

Talkies.............................................Lee-de-Frost

Tank.......................................................Swinton

Telegraphy..William F.Cooke & Charles Wheatstone

Telegraph Code.........................................Morse

Telephone.........................Alexander Graham Bell

Telescope..................................................Galileo

Television.............................................J.L. Baird

Thermos flask............................................Dewar

Transistor...........................Shockly and Bardeen

Typewriter.................................................Sholes

Theory of Evolution.....................Charles Darwin

Theory of Relativity.....................Albert Einstein

Uranium fusion....................................Oho Hahn

Uranus (Planet).........................Herschel William

Vaccination...............................................Jenner

Vaccum Flask.............................Sir James Dewar

Vulcanisation......................................Good Year

Washing Soda.........................................Lablanc

Wireless Communication.................Oliver Lodge

Wireless Telegraphy..............................Marcony

Wireless.................................................Marconi

X-ray.............................................W.C. Rontgen

- Inventions and Discoveries - Part(1)

- Inventions and Discoveries - Part(2)
- Inventions and Discoveries - Part(3)