2887827

Information

• Patent Grant
• 2887827

• References
• Source

• Patent Number

  2,887,827

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1959
  65 years ago

• CPC

  • B23Q17/24 - using optics or electromagnetic waves
  • B24B17/04 - involving optical auxiliary means

• US Classifications

  • 451 - Abrading
  • 356 - Optics: measuring and testing