1. invented Light Bulb?
Thomas Who Edison
2. Who invented Telephone?
Alexander Graham Bell
3.Who invented World Wide Web [WWW]?
Tim Berners Lee
4.who invented Basketball?
James Naismith
5. Who invented Iphone?
Steve Jobs
6. Who invented Printing Press?
Johannes Gutenburg
7. Who invented Calculator?
Blaise Pascal
8. Who invented Stethoscope?
Rene Laennec
9. Who invented Sewing Machine?
Elias Howe
10. Who invented Thermometer?
Daniel Gabriel Fahrenheit
11. Who invented Fountain pen?
Lewis Edson Waterman
12. Who invented X-RAYS?
Wilhelm Roentgen
13. Who invented Radio?
Guglielmo Marconi
14. Who invented Computer?
Charles Babbage
15. Who invented Roller Skates?
Jean Joseph Merlin
16. Who invented Vacuum Cleaner?
Hubert Cecil Booth
17. Who invented Fan?
Schuyler Wheeler
18. Who invented Mobile Phone?
Martin Cooper
19. Who invented Microscope?
Zacharias Janssen
20. Who invented Oven?
Microwawe
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