2307319

Information

• Patent Grant
• 2307319

• References
• Source

• Patent Number

  2,307,319

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1943
  82 years ago

• CPC

  • H04B1/60 - Supervising unattended repeaters

• US Classifications

  • 324 - Electricity: measuring and testing