2500212

Information

• Patent Grant
• 2500212

• References
• Source

• Patent Number

  2,500,212

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1950
  75 years ago

• CPC

  • G08C19/14 - using combination of fixed frequencies
  • F41G7/30 - Command link guidance systems
  • F41G2700/005 - Remote steering of torpedoes by means of electric or acoustic waves or otherwise

• US Classifications

  • 340 - Communications: electrical
  • 244 - Aeronautics and astronautics
  • 342 - Communications: directive radio wave systems and devices
  • 361 - Electricity: electrical systems and devices