3391864

Information

• Patent Grant
• 3391864

• References
• Source

• Patent Number

  3,391,864

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1968
  56 years ago

• CPC

  • G04B47/061 - calculating scales for indicating relationship between quantity and time
  • G01C21/00 - Navigation Navigational instruments not provided for in preceding groups
  • G01C21/14 - by recording the course traversed by the object
  • G01C21/20 - Instruments for performing navigational calculations

• US Classifications

  • 235 - Registers