1862277

Information

• Patent Grant
• 1862277

• References
• Source

• Patent Number

  1,862,277

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1932
  92 years ago

• CPC

  • B24B19/002 - for knife blades
  • B24B27/0023 - grinding machines with a plurality of working posts

• US Classifications

  • 451 - Abrading