Now you Know
13101. Invention
Invention : fiber optics
Year : 1955
Inventor : narinder s. kapany
Country : india.
13102. Invention
Invention : fiberglass
Year : 1938
Inventor : owens corning (corp.)
Country : us.
13103. Invention
Invention : film, photographic
Year : 1884
Inventor : george eastman
Country : us.
13104. Invention
Invention : flashlight, battery-operated portable
Year : 1899
Inventor : conrad hubert
Country : russia/us.
13105. Invention
Invention : flask, vacuum (thermos)
Year : 1892
Inventor : sir james dewar
Country : scotland.
13106. Invention
Invention : food processor
Year : 1971
Inventor : pierre verdon
Country : france.
13107. Invention
Invention : foods, freeze-dried
Year : 1946
Inventor : earl w. flosdorf
Country : us.
13108. Invention
Invention : foods, frozen
Year : c. 1924
Inventor : clarence birdseye
Country : us.
13109. Invention
Invention : fresnel lens
Year : 1820
Inventor : augustin-jean fresnel
Country : france.
13110. Invention
Invention : fuel cell
Year : 1839
Inventor : william r. grove
Country : uk.
13111. Invention
Invention : genetic engineering
Year : 1973
Inventor : stanley n. cohen, herbert w. boyer
Country : us.
13112. Invention
Invention : geiger counter
Year : 1908
Inventor : hans geiger
Country : germany.
13113. Invention
Invention : glass
Year : c. 2500 bc
Inventor : egyptians or phoenicians
Country : egypt or lebanon.
13114. Invention
Invention : glass, safety
Year : 1909
Inventor : edouard benedictus
Country : france.
13115. Invention
Invention : greeting card, christmas
Year : 1843
Inventor : john callcott horsley
Country : england.
13116. Invention
Invention : guillotine
Year : 1792
Inventor : joseph-ignace guillotin
Country : france.
13117. Invention
Invention : guitar, electric
Year : 1941
Inventor : les paul
Country : us.
13118. Invention
Invention : gunpowder
Year : c. 10th century
Inventor : -
Country : china or arabia.
13119. Invention
Invention : hanger, wire coat
Year : 1903
Inventor : albert j. parkhouse
Country : us.
13120. Invention
Invention : helicopter
Year : 1939
Inventor : igor sikorsky
Country : russia/us.
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Book : voice of the voiceless
Author : rutsh harring.
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