Type, movable
1447, Gutenberg, German
Jigsaw puzzle
1760 Spilsbury English
Gas lighting
1792 Murdoch Scottish
Electric battery
1800 Volta Italian
Kaleidoscope
1817 Brewster Scottish
Magnet, electro
1828 Henry American
Braille printing
1829 Braille French
Calculating machine
1833 Babbage English
Photography
1835 Daguerre French
Motor, DC
1837 Davenport American
Telegraph, magnetic
1837 Morse American
Jeans
1847 Strauss German
Pin, safety
1849 Hunt American
Turbine, gas
1849 Bourdin French
Potato chips
1853 Crum American
Spectroscope
1859 Kirchoff, Bunsen German
Storage battery, rechargeable
1859 Plante French
Telegraph, quadruplex
1864 Edison American
Typewriter
1867 Sholes, Soule, Glidden American
Stock ticker
1870 Edison American
Telephone
1876 Bell American
Microphone
1877 Berliner American
Phonograph
1877 Edison American
Cathode ray tube
1878 Crookes English
Cash register
1879 Ritty American
Lamp, incandescent
1879 Edison American
Pen, fountain
1884 Walterman American
Photo film, transparent
1884 Eastman, Goodwin American
Adding machine
1885 Burroughs American
Record, disc
1887 Bell, Tainter American
Telegraph, railroad
1887 Woods American
Camera, Kodak
1888 Eastman, Walker American
Pen, ballpoint
1888 Loud American
Kinetoscope
1889 Edison American
Zipper
1891 Judson American
Addressograph 1892
Rotheim Norwegian
Photo, color
1892 Ives American
Photo film, celluloid
1893 Reichenbach American
Movie machine
1894 Jenkins American
Photoelectric cell
1895 Elster German
Radio signals
1895 Marconi Italian
Tape recorder, magnetic
1899 Poulsen Danish
Hearing aid, battery powered
1902 Hutchison American
Radio, magnetic detector
1902 Marconi Italian
Radio tubediode
1905 Fleming English
Radio amplifier
1906 De Forest American
Radio tube triode
1906 De Forest American
Lamp, neon
1909 Claude French
Plastic (Bakelite)
1909 Baekeland American
Radio receiver, cascade tuning
1913 Alexanderson American
Radio receiver, heterodyne
1913 Fessenden American
Radio tube oscillator
1915 De Forest American
Radio crystal oscillator
1918 Nicolson American
Television, iconoscope
1923 Zworykin American
Loudspeaker, dynamic
1924 Rice, Kellogg American
Movie, talking
1927 Warner Bros. American
Television, electronic
1927 Farnsworth American
Computer, automatic sequence
1944 Aiken et al American
Record, long playing
1947 Goldmark American
Transistor
1947 Shockley, Brattain American
Camera, Polaroid Land
1948 Land American
Velcro fastener
1948 de Mestral Swiss
Movie, panoramic
1952 Waller American
Laser
1960 Maiman American
Videotape recorder
1960 Ginsberg, Anderson American
Videodisc
1978 MCA Disco Vision American
CD ROM Drives
1987 IBM American
CD
1988 Sony Japanese