1907571

Information

• Patent Grant
• 1907571

• References
• Source

• Patent Number

  1,907,571

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1933
  91 years ago

• CPC

  • H01Q21/14 - Adcock aerials

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 455 - Telecommunications