3147572

Information

• Patent Grant
• 3147572

• References
• Source

• Patent Number

  3,147,572

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1964
  61 years ago

• CPC

  • B24C1/02 - for sharpening or cleaning cutting tools

• US Classifications

  • 451 - Abrading