2901868

Information

• Patent Grant
• 2901868

• References
• Source

• Patent Number

  2,901,868

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1959
  65 years ago

• CPC

  • B24B7/22 - for grinding inorganic material
  • B28D1/001 - Cleaning bricks

• US Classifications

  • 451 - Abrading
  • 125 - Stone working