2822978

Information

• Patent Grant
• 2822978

• References
• Source

• Patent Number

  2,822,978

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  67 years ago

• CPC

  • G05B11/12 - the signal transmitted being modulated on an ac carrier

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating
  • 324 - Electricity: measuring and testing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 333 - Wave transmission lines and networks