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Personalities And Inventions
Play this  Quiz Game  On your phone 121 - Karlheinz Brandenburg, 122 - 1856, 123 - O-ring, 124 - Christopher Latham Sholes, 125 - Gail Borden,   126 - James Albert Bonsack, 127 - Nils Bohlin, 128 - Chester Carlson, 129 - John Augustus Larson, 130 - Samuel Morey.

121. Who developed the digital MP3 file?

           Karlheinz Brandenburg

           Alfred M. Mayer

           Richard Ehmer

           Manfred R. Schroeder


122. William Henry Perkin discovered Synthetic dye in the year:

           1412

           1856

           1876

           1640


123. Niels Christensen is credited for inventing:

           Spring clamps

           Screw Clamps

           Gaskets

           O-ring


124. Who invented the QWERTY keyboard?

           Amos Densmore

           Christopher Latham Sholes

           Eliphalet Remington

           Carlos S. Glidden


125. Who is known as the developer of condensed milk?

           Gail Borden

           Jeremiah Milbank

           E. B. Stuart

           Marco Polo


126. Who invented the first cigarette rolling machine in 1880?

           Lewis Ginter

           James Albert Bonsack

           John Allen

           James Buchanan Duke


127. Who invented the three-point safety belt?

           Henry Ford

           Nils Bohlin

           Karl Benz

           Gottlieb Daimler


128. Who patented xerography?

           Chester Carlson

           Pál Selényi

           Georg Christoph Lichtenberg

           Alois Senefelder


129. Who invented the modern polygraph?

           Elizabeth H. Marston

           Vittorio Benussi

           William Marston

           John Augustus Larson


130. Who invented the first carburetor?

           Samuel Morey

           Wilhelm Maybach

           János Csonka

           Karl Benz