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  1. Industrial Revolution (30001 bytes)
    71: ...me)|John Kay]]; Arkwright nurtured the inventors, patented the ideas, financed the initiatives, and protecte...
  2. Saxophone (14311 bytes)
    41: The saxophone was originally patented as two families, each of seven instruments. The "...
  3. Accordion (10069 bytes)
    29: ...ut it is impossible to say that the accordion was patented. Patent always belonged to some parts or differen...
    31: A special key layout was patented on [[January 14]], [[1854]] by [[Anthony Faas]]. ...
  4. Eli Whitney (3270 bytes)
    26: ... Ford]] and others in [[manufacturing]]. He never patented his later inventions, one of which was a [[millin...
  5. James Watt (5070 bytes)
    17: * [[1784]]: Patented a [[steam locomotive]].
  6. Connecticut (28543 bytes)
    101: ...husetts]], the [[Springfield Armory]]. Smith also patented a metallic rifle [[Cartridge (weaponry)|cartridge...
    105: ...engineer, [[William Mason (Colt)|William Mason]], patented 125 inventions for manufacture of firearms, as we...
  7. Aviation history (39698 bytes)
    117: ... end of the decade. In Germany [[Hans von Ohain]] patented his version of a jet engine in 1936 and began dev...
  8. List of inventors (14020 bytes)
    140: ...timer]] — worked with [[Thomas Edison]] and patented an improved lightbulb manufacturing process.
    151: *[[Elijah McCoy]] — son of former slaves, patented many [[lubrication]] devices
    224: ...ardak]] — [[Afghanistan|Afghan]] with 341 unpatented inventions
  9. Thomas Edison (20653 bytes)
    40: In [[1880]], Edison patented a [[electric power distribution|electric distribu...
    49: ... alternating current (AC) advocated by Tesla, who patented AC in Graz, Austria. Edison (or, reportedly, one ...
    92: * [[Lewis Latimer]] patented an improved method of producing the filament in l...
  10. Invention (2863 bytes)
    5: Some inventions can be patented. A patent legally protects the intellectual prope...
  11. Alexander Graham Bell (18688 bytes)
  12. Alfred Nobel (7332 bytes)
    14: ...lignite|Blasting gelatin]], as it was called, was patented in 1876, and was followed by a host of similar co...
  13. Garrett A. Morgan (5956 bytes)
    2: ...od, invented a hair-straightening preparation and patented a type of [[Traffic light|traffic signal]]. He is...
    27: ...r 20]], [[1923]]. Morgan later had his technology patented in [[England]] and [[Canada]] as well.
  14. Henry Ford (16324 bytes)
    33: ...lminated in [[1942]], when on [[January 13]] Ford patented an automobile made almost entirely of plastic, at...
  15. San Francisco, California (55022 bytes)
    371: ...0-foot span. Ransome is believed to have used his patented cold-twisted square steel bar for reinforcement, ...
  16. Wright brothers (19926 bytes)
    59: ...some had control mechanisms. The Wright Brothers' patented three-axis system of control, using wing warping ...
  17. Photography (18493 bytes)
    36: ...ints, like most chemical cameras do today. Talbot patented this process, which greatly limited its adoption....
  18. Oklahoma City, Oklahoma (37869 bytes)
    298: ...Parking meter]]; Carl C. Magee, of Oklahoma City, patented the parking meter (filed May 13, 1935, patent no....
  19. Roller coaster (14862 bytes)
  20. Tennis (24557 bytes)
    113: ...g the commercial potential of the game, Wingfield patented it in [[1874]], but never succeeded in enforcing ...

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