1801948

Information

• Patent Grant
• 1801948

• References
• Source

• Patent Number

  1,801,948

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1931
  93 years ago

• CPC

  • B64C17/06 - by gyroscopic apparatus
  • B64C2700/6216 - by gyroscopical effect (also in combination with pendulum)
  • Y10T74/1221 - Multiple gyroscopes

• US Classifications

  • 244 - Aeronautics and astronautics
  • 033 - Geometrical instruments
  • 074 - Machine element or mechanism
  • 318 - Electricity: motive power systems
  • 340 - Communications: electrical