2929295

Information

• Patent Grant
• 2929295

• References
• Source

• Patent Number

  2,929,295

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1960
  65 years ago

• CPC

  • G01J1/22 - using a variable element in the light-path

• US Classifications

  • 356 - Optics: measuring and testing