851057

Information

• Patent Grant
• 851057

• References
• Source

• Patent Number

  851,057

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1907
  117 years ago

• CPC

  • B24B19/001 - for table cutlery
  • Y10S451/901 - Super finish

• US Classifications

  • 451 - Abrading