2212855

Information

• Patent Grant
• 2212855

• References
• Source

• Patent Number

  2,212,855

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1940
  84 years ago

• CPC

  • B24B3/10 - of routers or engraving needles

• US Classifications

  • 451 - Abrading