3857032

Information

• Patent Grant
• 3857032

• References
• Source

• Patent Number

  3,857,032

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • G01C17/26 - using electric pick-offs for transmission to final indicator
  • G01C17/14 - by reference marks

• US Classifications

  • 250 - Radiant energy
  • 244 - Aeronautics and astronautics