3419774

Information

• Patent Grant
• 3419774

• References
• Source

• Patent Number

  3,419,774

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1968
  56 years ago

• CPC

  • G06G7/22 - for evaluating trigonometric functions for conversion of co-ordinates for computations involving vector quantities
  • G05D3/122 - without modulation

• US Classifications

  • 318 - Electricity: motive power systems
  • 708 - Electrical computers: arithmetic processing and calculating