3781894

Information

• Patent Grant
• 3781894

• References
• Source

• Patent Number

  3,781,894

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1973
  50 years ago

• CPC

  • H01Q1/1292 - for mounting on balloons
  • H01Q9/18 - Vertical disposition of the aerial

• US Classifications

  • 343 - Communications: radio wave antennas