1368263

Information

• Patent Grant
• 1368263

• References
• Source

• Patent Number

  1,368,263

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1921
  103 years ago

• CPC

  • B24B9/085 - for watch glasses
  • Y10T74/19521 - Bevel

• US Classifications

  • 451 - Abrading
  • 074 - Machine element or mechanism