3121980

Information

• Patent Grant
• 3121980

• References
• Source

• Patent Number

  3,121,980

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1964
  60 years ago

• CPC

  • B24B9/005 - for mass articles
  • B24B9/00 - Machines or devices designed for grinding edges or bevels on work or for removing burrs Accessories therefor
  • B24B41/005 - Feeding or manipulating devices specially adapted to grinding machines

• US Classifications

  • 451 - Abrading