2298775

Information

• Patent Grant
• 2298775

• References
• Source

• Patent Number

  2,298,775

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1942
  82 years ago

• CPC

  • B24B5/06 - for grinding cylindrical surfaces internally
  • B24B5/40 - for grinding tubes internally
  • B24B33/05 - designed for working grooves

• US Classifications

  • 451 - Abrading
  • 042 - Firearms
  • 060 - Power plants
  • 076 - Metal tools and implements, making
  • 134 - Cleaning and liquid contact with solids