2941312

Information

• Patent Grant
• 2941312

• References
• Source

• Patent Number

  2,941,312

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1960
  64 years ago

• CPC

  • G03D15/006 - Retouching apparatus

• US Classifications

  • 434 - Education and demonstration
  • 356 - Optics: measuring and testing