3248648

Information

• Patent Grant
• 3248648

• References
• Source

• Patent Number

  3,248,648

• Date Filed

  Not available

• Date Issued

  Tuesday, April 26, 1966
  58 years ago

• CPC

  • G05B1/03 - for comparing digital signals
  • G01P3/60 - by measuring or comparing frequency of generated currents or voltages
  • H03M1/668 - Servo-type converters

• US Classifications

  • 324 - Electricity: measuring and testing
  • 341 - Coded data generation or conversion