2600815

Information

• Patent Grant
• 2600815

• References
• Source

• Patent Number

  2,600,815

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1952
  73 years ago

• CPC

  • B24D7/14 - Zonally-graded wheels Composite wheels comprising different abrasives
  • B24B13/01 - Specific tools
  • B24B13/023 - for grinding several lenses simultaneously

• US Classifications

  • 451 - Abrading