2090944

Information

• Patent Grant
• 2090944

• References
• Source

• Patent Number

  2,090,944

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1937
  87 years ago

• CPC

  • H04L25/205 - using tuning forks or vibrating reeds
  • H04L13/12 - Non-mechanical distributors

• US Classifications

  • 178 - Telegraphy
  • 096 - Gas separation: apparatus