3824832

Information

• Patent Grant
• 3824832

• References
• Source

• Patent Number

  3,824,832

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  50 years ago

• CPC

  • B21C37/207 - with helical guides
  • B21C3/12 - Die holders Rotating dies
  • F28F1/40 - the means being only inside the tubular element

• US Classifications

  • 072 - Metal deforming