3643381

Information

• Patent Grant
• 3643381

• References
• Source

• Patent Number

  3,643,381

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • B24B3/363 - of blades mounted on a turning drum

• US Classifications

  • 451 - Abrading