3473234

Information

• Patent Grant
• 3473234

• References
• Source

• Patent Number

  3,473,234

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1969
  56 years ago

• CPC

  • G01C17/08 - by flotation
  • G01C17/04 - with north-seeking magnetic elements
  • G01C19/38 - with north-seeking action by other than magnetic means

• US Classifications

  • 033 - Geometrical instruments