2506998

Information

• Patent Grant
• 2506998

• References
• Source

• Patent Number

  2,506,998

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1950
  75 years ago

• CPC

  • G09B9/245 - Simulation of compasses, gyroscopes

• US Classifications

  • 434 - Education and demonstration
  • 318 - Electricity: motive power systems