3927474

Information

• Patent Grant
• 3927474

• References
• Source

• Patent Number

  3,927,474

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  49 years ago

• CPC

  • G01C17/26 - using electric pick-offs for transmission to final indicator
  • G01C19/36 - with north-seeking action by magnetic means

• US Classifications

  • 033 - Geometrical instruments