2221598

Information

• Patent Grant
• 2221598

• References
• Source

• Patent Number

  2,221,598

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1940
  84 years ago

• CPC

  • B21K1/66 - form strip bars
  • Y10T83/098 - Resiliently biased
  • Y10T83/4478 - Tool has additional motion during work dwell
  • Y10T83/6484 - Punch or die station
  • Y10T83/874 - Straight line positioning

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 083 - Cutting