2931351

Information

• Patent Grant
• 2931351

• References
• Source

• Patent Number

  2,931,351

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1960
  64 years ago

• CPC

  • C01B31/06 - Diamond
  • B24B9/166 - using heat
  • B24B29/00 - Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
  • B24B29/02 - designed for particular workpieces

• US Classifications

  • 125 - Stone working