3766689

Information

• Patent Grant
• 3766689

• References
• Source

• Patent Number

  3,766,689

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1973
  51 years ago

• CPC

  • B24B27/0023 - grinding machines with a plurality of working posts
  • B24B17/00 - Special adaptations of machines or devices for grinding controlled by patterns, drawings, magnetic tapes or the like Accessories therefor
  • B24B19/001 - for table cutlery
  • B24B21/006 - for special purposes

• US Classifications

  • 451 - Abrading