224214

Information

• Patent Grant
• 224214

• References
• Source

• Patent Number

  224,214

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1880
  145 years ago

• CPC

  • B29D19/04 - by cutting, milling, turning, stamping, or perforating moulded parts Surface treatment of buttons
  • Y10T408/365 - Axes of tools moving with work during operation

• US Classifications

  • 079 - Button making
  • 408 - Cutting by use of rotating axially moving tool
  • 451 - Abrading