2274778

Information

• Patent Grant
• 2274778

• References
• Source

• Patent Number

  2,274,778

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1942
  83 years ago

• CPC

  • B24D9/10 - with suction means for securing the material
  • B24D13/20 - Mountings for the wheels

• US Classifications

  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts
  • 015 - Brushing, scrubbing, and general cleaning
  • 451 - Abrading