3885644

Information

• Patent Grant
• 3885644

• References
• Source

• Patent Number

  3,885,644

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1975
  49 years ago

• CPC

  • B60K31/105 - in a memory
  • F02D31/002 - controlling air supply
  • G01P1/103 - by comparing the value of the measured signal with one or several reference values
  • G01P3/4805 - by using circuits for the electrical integration of the generated pulses

• US Classifications

  • 180 - Motor vehicles
  • 123 - Internal-combustion engines