3805109

Information

• Patent Grant
• 3805109

• References
• Source

• Patent Number

  3,805,109

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  50 years ago

• CPC

  • G01S7/6218 - providing two-dimensional coordinated display of distance and direction
  • G01S7/14 - Sector, off-centre, or expanded angle display

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 367 - Communications, electrical: acoustic wave systems and devices