3797938

Information

• Patent Grant
• 3797938

• References
• Source

• Patent Number

  3,797,938

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1974
  50 years ago

• CPC

  • G01B9/021 - using holographic techniques
  • Y10S359/902 - Holographic interferometer

• US Classifications

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