1675981

Information

• Patent Grant
• 1675981

• References
• Source

• Patent Number

  1,675,981

• Date Filed

  Not available

• Date Issued

  Tuesday, July 3, 1928
  96 years ago

• CPC

  • B24D15/06 - specially designed for sharpening cutting edges
  • B24B3/10 - of routers or engraving needles

• US Classifications

  • 451 - Abrading