2438688

Information

• Patent Grant
• 2438688

• References
• Source

• Patent Number

  2,438,688

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1948
  77 years ago

• CPC

  • B24B33/08 - Honing tools
  • B24B33/082 - having only one honing stone

• US Classifications

  • 451 - Abrading