670523

Information

• Patent Grant
• 670523

• References
• Source

• Patent Number

  670,523

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1901
  123 years ago

• CPC

  • B24B55/02 - Equipment for cooling the grinding surfaces
  • Y10S29/074 - Partial immersion of cutter
  • Y10S29/101 - Pan, bed, or table

• US Classifications

  • 451 - Abrading
  • 029 - Metal working