3611040

Information

• Patent Grant
• 3611040

• References
• Source

• Patent Number

  3,611,040

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1971
  53 years ago

• CPC

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

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems