3552866

Information

• Patent Grant
• 3552866

• References
• Source

• Patent Number

  3,552,866

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  54 years ago

• CPC

  • G01C3/30 - with adaptation to the measurement of the height of an object

• US Classifications

  • 356 - Optics: measuring and testing
  • 359 - Optical: systems and elements