3798976

Information

• Patent Grant
• 3798976

• References
• Source

• Patent Number

  3,798,976

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1974
  50 years ago

• CPC

  • G01C19/30 - Erection devices
  • G01C19/44 - for indicating the vertical
  • Y10T74/1264 - Optical

• US Classifications

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