2931300

Information

• Patent Grant
• 2931300

• References
• Source

• Patent Number

  2,931,300

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1960
  64 years ago

• CPC

  • F42C13/04 - operated by radio waves
  • F42C19/12 - electric
  • G01S11/023 - using impedance elements varying with distance

• US Classifications

  • 102 - Ammunition and explosives
  • 307 - Electrical transmission or interconnection systems
  • 331 - Oscillators
  • 340 - Communications: electrical
  • 342 - Communications: directive radio wave systems and devices