2420331

Information

• Patent Grant
• 2420331

• References
• Source

• Patent Number

  2,420,331

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1947
  77 years ago

• CPC

  • D05B37/085 - Pinking
  • Y10S83/917 - Notching
  • Y10T83/0524 - Plural cutting steps
  • Y10T83/0605 - Cut advances across work surface
  • Y10T83/444 - Tool engages work during dwell of intermittent workfeed
  • Y10T83/8796 - Progressively cutting

• US Classifications

  • 083 - Cutting