2464420

Information

• Patent Grant
• 2464420

• References
• Source

• Patent Number

  2,464,420

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1949
  76 years ago

• CPC

  • H01J31/62 - with separate reading and writing rays
  • G01S1/02 - using radio waves

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices