3631632

Information

• Patent Grant
• 3631632

• References
• Source

• Patent Number

  3,631,632

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  54 years ago

• CPC

  • B28B11/22 - for cleaning
  • B24B7/22 - for grinding inorganic material
  • B24B29/005 - using brushes
  • B24B41/005 - Feeding or manipulating devices specially adapted to grinding machines

• US Classifications

  • 451 - Abrading