3630435

Information

• Patent Grant
• 3630435

• References
• Source

• Patent Number

  3,630,435

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  53 years ago

• CPC

  • G01C21/20 - Instruments for performing navigational calculations
  • G06G1/12 - Logarithmic graduations

• US Classifications

  • 235 - Registers