2111388

Information

• Patent Grant
• 2111388

• References
• Source

• Patent Number

  2,111,388

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1938
  86 years ago

• CPC

  • G01C19/34 - for indicating a direction in the horizontal plane
  • Y10T74/1211 - and resetting means

• US Classifications

  • 033 - Geometrical instruments
  • 074 - Machine element or mechanism