2232563

Information

• Patent Grant
• 2232563

• References
• Source

• Patent Number

  2,232,563

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1941
  83 years ago

• CPC

  • B24B3/32 - for thinning the point

• US Classifications

  • 451 - Abrading
  • 125 - Stone working