2452863

Information

• Patent Grant
• 2452863

• References
• Source

• Patent Number

  2,452,863

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1948
  76 years ago

• CPC

  • B24B19/002 - for knife blades

• US Classifications

  • 451 - Abrading
  • 125 - Stone working