1654000

Information

• Patent Grant
• 1654000

• References
• Source

• Patent Number

  1,654,000

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1927
  97 years ago

• CPC

  • B24B19/002 - for knife blades
  • Y10S409/903 - Work holder

• US Classifications

  • 451 - Abrading
  • 409 - Gear cutting, milling, or planing