3290829

Information

• Patent Grant
• 3290829

• References
• Source

• Patent Number

  3,290,829

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1966
  58 years ago

• CPC

  • B24B3/40 - Processes or apparatus specially adapted for sharpening curved edges
  • B24B17/02 - involving mechanical transmission means only
  • B24B19/20 - for grinding dies

• US Classifications

  • 451 - Abrading