2118109

Information

• Patent Grant
• 2118109

• References
• Source

• Patent Number

  2,118,109

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1938
  86 years ago

• CPC

  • H04H20/28 - Arrangements for simultaneous broadcast of plural pieces of information
  • G04C13/026 - by radio
  • G04C13/027 - master-slave systems using transmission of other driving signals
  • H04H60/68 - Systems specially adapted for using specific information

• US Classifications

  • 455 - Telecommunications
  • 340 - Communications: electrical
  • 368 - Horology: time measuring systems or devices