2655771

Information

• Patent Grant
• 2655771

• References
• Source

• Patent Number

  2,655,771

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1953
  71 years ago

• CPC

  • B24B33/081 - for external surfaces

• US Classifications

  • 451 - Abrading
  • 033 - Geometrical instruments