2475366

Information

• Patent Grant
• 2475366

• References
• Source

• Patent Number

  2,475,366

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1949
  75 years ago

• CPC

  • G01C15/14 - Artificial horizons

• US Classifications

  • 356 - Optics: measuring and testing
  • 434 - Education and demonstration