3441721

Information

• Patent Grant
• 3441721

• References
• Source

• Patent Number

  3,441,721

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1969
  55 years ago

• CPC

  • G06G7/70 - for vehicles
  • B63B39/12 - for indicating draught or load

• US Classifications

  • 701 - Data processing: vehicles, navigation, and relative location