1893205

Information

• Patent Grant
• 1893205

• References
• Source

• Patent Number

  1,893,205

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1933
  92 years ago

• CPC

  • B24B49/06 - requiring comparison of the workpiece with standard gauging plugs, rings or the like
  • Y10S33/17 - Piston ring and bearing race gauging
  • Y10S451/916 - Abrading of brush bristle

• US Classifications

  • 451 - Abrading
  • 033 - Geometrical instruments