2909009

Information

• Patent Grant
• 2909009

• References
• Source

• Patent Number

  2,909,009

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1959
  65 years ago

• CPC

  • B24B19/06 - for grinding races
  • B24B5/12 - for grinding cylindrical surfaces both externally and internally with several grinding wheels

• US Classifications

  • 451 - Abrading