3889431

Information

• Patent Grant
• 3889431

• References
• Source

• Patent Number

  3,889,431

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1975
  50 years ago

• CPC

  • B24B13/0043 - the workpieces being deformed during the grinding operation

• US Classifications

  • 451 - Abrading
  • 065 - Glass manufacturing