3073213

Information

• Patent Grant
• 3073213

• References
• Source

• Patent Number

  3,073,213

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1963
  61 years ago

• CPC

  • G01J1/4223 - specially adapted for copy - or printing apparatus

• US Classifications

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