2505722

Information

• Patent Grant
• 2505722

• References
• Source

• Patent Number

  2,505,722

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1950
  74 years ago

• CPC

  • H04L7/0095 - with mechanical means

• US Classifications

  • 375 - Pulse or digital communications
  • 318 - Electricity: motive power systems