2121873

Information

• Patent Grant
• 2121873

• References
• Source

• Patent Number

  2,121,873

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1938
  86 years ago

• CPC

  • G06G1/0005 - characterised by a specific application
  • H04L13/12 - Non-mechanical distributors
  • H04L17/06 - Contact operating means
  • H04L25/42 - using mechanical distributors

• US Classifications

  • 178 - Telegraphy