3130502

Information

• Patent Grant
• 3130502

• References
• Source

• Patent Number

  3,130,502

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1964
  60 years ago

• CPC

  • G01C5/02 - involving automatic stabilisation of the line of sight
  • E01B35/02 - for spacing, for cross levelling for laying-out curves
  • G01C21/18 - Stabilised platforms
  • E01B2203/16 - Guiding or measuring means

• US Classifications

  • 033 - Geometrical instruments