Question

Who invented washing machine
Who invented electric bulb
Who invented telephone
Who invented radio
Who invented ball point pen
Who invented aeroplane

Answer 1

Answer:

Who invented washing machine

• As early as 1767, Jacob Christian Schäffer of Germany created the first machine. In 1797, Nathaniel Briggs received the first patent for his invention. The washing machine inventors of the 1800s include Hamilton Smith, James King, and William Blackstone, who created one for his wife as a birthday present.

Who invented electric bulbThomas Edison

• US inventor Thomas Edison is often credited with creating the solution in 1879: the carbon filament light bulb.

Who invented radio

• Guglielmo Marconi

Who invented ball point pen

• László Bíró
• László Bíró first sold the ballpoint pen in 1938, just before the onset of WWII. The pen may be mightier than the sword, but when Jewish-Hungarian journalist László Bíró invented the ballpoint pen in the 1930s clichéd sayings were probably the last thing on his mind.

Who invented aeroplane

• Wilbur and Orville Wright
• On December 17, 1903, Wilbur and Orville Wright made four brief flights at Kitty Hawk with their first powered aircraft. The Wright brothers had invented the first successful airplane.

Answer 2

Answer:

1. Jacob Christian Schaffer invented washing machine
2. Thomas Alva Edison invented the electric bulb
3. Alexander Graham Bell invented the telephone
4. Guglielmo Marconi invented radio
5. Laszlo Biro invented ball point pen
6. Alberto Santos-Dumont ,John Stringfellow ,Karl Jatho invented aeroplane