2163338

Information

• Patent Grant
• 2163338

• References
• Source

• Patent Number

  2,163,338

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1939
  85 years ago

• CPC

  • B29D19/04 - by cutting, milling, turning, stamping, or perforating moulded parts Surface treatment of buttons
  • Y10S29/088 - by projecting, squirting or dripping
  • Y10S29/101 - Pan, bed, or table
  • Y10S29/102 - Debris chute
  • Y10S408/703 - Trepanning
  • Y10T408/67 - Belt and pulley
  • Y10T408/6786 - Manually moved lever

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 029 - Metal working