2364147

Information

• Patent Grant
• 2364147

• References
• Source

• Patent Number

  2,364,147

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1944
  80 years ago

• CPC

  • H04M3/4876 - Time announcements
  • Y10T74/19437 - Electrically operated

• US Classifications

  • 369 - Dynamic information storage or retrieval
  • 074 - Machine element or mechanism
  • 379 - Telephonic communications
  • 475 - Planetary gear transmission systems or components