2404064

Information

• Patent Grant
• 2404064

• References
• Source

• Patent Number

  2,404,064

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1946
  78 years ago

• CPC

  • G01J3/16 - with autocollimation

• US Classifications

  • 250 - Radiant energy
  • 356 - Optics: measuring and testing
  • 374 - Thermal measuring and testing