2523103

Information

• Patent Grant
• 2523103

• References
• Source

• Patent Number

  2,523,103

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1950
  74 years ago

• CPC

  • H03J1/02 - Indicating arrangements

• US Classifications

  • 455 - Telecommunications
  • 116 - Signals and indicators
  • D14 - Recording, communication, or information retrieval equipment