1667388

Information

• Patent Grant
• 1667388

• References
• Source

• Patent Number

  1,667,388

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1928
  96 years ago

• CPC

  • B08B9/023 - Cleaning the external surface
  • Y10S29/096 - Mechanical removal assistant
  • Y10T29/4506 - for hollow workpiece
  • Y10T82/2514 - with work feeder or remover

• US Classifications

  • 029 - Metal working
  • 082 - Turning
  • 144 - Woodworking