1890675

Information

• Patent Grant
• 1890675

• References
• Source

• Patent Number

  1,890,675

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1932
  92 years ago

• CPC

  • B24B33/02 - designed for working internal surfaces of revolution
  • B24B5/08 - involving a vertical tool spindle
  • Y10S29/079 - Removable debris receptacle
  • Y10S29/104 - Tool or work attached

• US Classifications

  • 451 - Abrading
  • 029 - Metal working