3221531

Information

• Patent Grant
• 3221531

• References
• Source

• Patent Number

  3,221,531

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1965
  59 years ago

• CPC

  • B21C33/00 - Feeding extrusion presses with metal to be extruded; Loading the dummy block
  • B21C23/214 - Devices for changing die or container
  • B21C27/00 - Containers for metal to be extruded
  • B21C29/02 - Cooling or heating of containers for metal to be extruded
  • B21C35/04 - Cutting-off or removing waste

• US Classifications

  • 072 - Metal deforming