Now you Know

Invention : guillotine
Year : 1792
Inventor : joseph-ignace guillotin
Country : france.

Invention : guitar, electric
Year : 1941
Inventor : les paul
Country : us.

Invention : gunpowder
Year : c. 10th century
Inventor : -
Country : china or arabia.

Invention : hanger, wire coat
Year : 1903
Inventor : albert j. parkhouse
Country : us.

Invention : helicopter
Year : 1939
Inventor : igor sikorsky
Country : russia/us.

Invention : holography
Year : 1948
Inventor : dennis gabor
Country : hungary.

Invention : hypodermic syringe
Year : 1853
Inventor : charles gabriel pravaz
Country : france.

Invention : in vitro fertilization (ivf), human
Year : 1978
Inventor : patrick steptoe, robert edwards
Country : uk.

Invention : ink
Year : c. 2500 bc
Inventor : -
Country : egypt, china.

Invention : insulin, extraction and preparation of
Year : 1921
Inventor : sir frederick grant banting, charles h. best
Country : canada.

Invention : integrated circuit
Year : 1958
Inventor : jack s. kilby
Country : us.

Invention : internet
Year : 1969
Inventor : advanced research projects agency (arpa) at the dept. of defense
Country : us.

Invention : iron, electric
Year : 1882
Inventor : henry w. seely
Country : us.

Invention : irradiation, food
Year : 1905
Inventor : -
Country : us/uk.

Invention : jeans
Year : 1873
Inventor : levi strauss, jacob davis
Country : us.

Invention : jell-o (gelatin dessert)
Year : 1897
Inventor : pearle b. wait
Country : us.

Invention : jukebox
Year : 1889
Inventor : louis glass
Country : us.

Invention : kevlar
Year : 1965
Inventor : stephanie kwolek
Country : us.

Invention : kool-aid (fruit drink mix)
Year : 1927
Inventor : edwin e. perkins
Country : us.

Invention : laser
Year : 1958
Inventor : gordon gould and charles hard townes, arthur l. schawlow (invented separately)
Country : us.

Fact
Oil tycoon, John D. Rockefeller, was the world's first billionaire. .. More >>