2111782

Information

• Patent Grant
• 2111782

• References
• Source

• Patent Number

  2,111,782

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1938
  87 years ago

• CPC

  • B24B55/06 - Dust extraction equipment on grinding or polishing machines
  • Y10S29/079 - Removable debris receptacle
  • Y10S29/099 - Flexible conveyor
  • Y10T82/2572 - Attachment

• US Classifications

  • 451 - Abrading
  • 029 - Metal working
  • 082 - Turning
  • 359 - Optical: systems and elements