The Telephone
Alexander Graham Bell (Scottish) is credited with inventing the first practical telephone.
Quoted from Wiki
The Computer
KONRAD ZUSE, (German), the Inventor of first working programmable computer.
Source German.About.com
The Sewing Machine
Charles Weisenthal (German) was the first inventor of the sewing machine .
Quoted from VDTA
The Bicycle
The inventor, Baron Karl Von Drais(German) built the bicycle without pedals. Quoted From Wiki
The Typewriter
Pellegrino Turri (Italian) built the first workable typerwriter.Quoted from library.thinkquest
The Electric Fan
Schuyler Wheeler (American) invented the electric fan in 1886.
Quoted from uk.ask.com
The First Air Conditioner
Willis Haviland Carrier (American) invented the first air conditioner system.
Quoted from pbs.org
The Refrigerator
Carl Von Linde (German) is the inventor of the refrigerator in 1876.Quoted from ideafinder.com
The Airplane
Near Kitty Hawk, North Carolina,Orville and Wilbur Wright make the first successful flight in history of a self-propelled, heavier-than-air aircraft. Orville piloted the gasoline-powered, propeller-driven biplane, which stayed aloft for 12 seconds and covered 120 feet on its inaugural flight.Quoted from History.com
The Car
Karl Benz is the inventor of the modern automobile.
Quoted from io9
The Microscope
Zacharias Janssen, credited with inventing the microscope.Quoted from Livescience
The Dynamite
Alfred Bernhard Nobel, (born October 21, 1833, Stockholm, Sweden—died December 10, 1896, San Remo, Italy) Swedish chemist, engineer, and industrialist, invented dynamite and other, more powerful explosives and also founded the Nobel Prizes.Quoted from Britannica