2197538

Information

• Patent Grant
• 2197538

• References
• Source

• Patent Number

  2,197,538

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1940
  84 years ago

• CPC

  • B24B27/0069 - with means for feeding the work-pieces to the grinding tool
  • B24B5/225 - for mass articles

• US Classifications

  • 451 - Abrading
  • 029 - Metal working