3909780

Information

• Patent Grant
• 3909780

• References
• Source

• Patent Number

  3,909,780

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • G01P1/11 - by the detection of the position of the indicator needle
  • B60Q1/44 - for indicating braking action or preparation for braking

• US Classifications

  • 340 - Communications: electrical
  • 073 - Measuring and testing
  • 180 - Motor vehicles