2077451

Information

• Patent Grant
• 2077451

• References
• Source

• Patent Number

  2,077,451

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1937
  87 years ago

• CPC

  • G01R13/38 - using the steady or oscillatory displacement of a light beam by an electromechanical measuring system

• US Classifications

  • 250 - Radiant energy
  • 073 - Measuring and testing
  • 359 - Optical: systems and elements