2557855

Information

• Patent Grant
• 2557855

• References
• Source

• Patent Number

  2,557,855

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1951
  73 years ago

• CPC

  • G01S1/302 - Systems in which the direction is determined by using an interferometric type transmitting antenna array
  • G01S1/02 - using radio waves

• US Classifications

  • 342 - Communications: directive radio wave systems and devices