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April 23, 1856

On this date:
Granville T Woods ~ (inventor of over 40 products) born (Category : People)
Posted by:
default, on 4/23/2008
Granville T Woods

Here are some of his inventions:

  • #299,894; 6-3-1884; Steam boiler furnace
  • #308,817; 12-2-1884; Telephone transmitter
  • #315,368; 4-7-1885; Apparatus for transmissions of messages by electricity
  • #364,619; 6-7-1887; Relay instrument
  • #366,192; 7-5-1887; Polarized relay
  • #368,265; 8-16-1887; Electromechanical brake
  • #371,241; 10-11-1887; Telephone system and apparatus
  • #371,655; 10-18-1887; Electromagnetic brake apparatus
  • #373,383; 11-5-1887; Railway telegraphy
  • #373,915; 11-29-1887; Induction telegraph system
  • #383,844; 5-29-1888; Overhead conducting system for electric railways
  • #385,034; 6-26-1888; Electromotive railway
  • #386,282; 7-17-1888; Tunnel construction for electric railways
  • #387,839; 8-14-1888; Galvanic battery
  • #388,803; 8-28-1888; Railway telegraphy
  • #395,533; 1-1-1889; Automatic safety cut-out for electric circuits
  • #463,020; 11-10-1891; Electric railway system
  • #507,606; 10-31-1893; Electric railwaysupply system
  • #639,692; 12-19-1899; Amusement apparatus
  • #656,760; 8-28-1900; Incubator
  • #662,049; 11-20-1900; Automatic circuit-breaking apparatus
  • #681,768; 9-3-1901; Regulating and controlling electrical translating devices
  • #690,809; 1-7-1902; Apparatus for controlling electric motors or other electrical translating devices
  • #695,988; 3-25-1902; Electric railway
  • #701,981; 6-10-1902; Automatic air brake
  • #718,183; 1-13-1903; Electric railway system
  • #762,792; 6-14-1904; Electric-railway apparatus

 

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