3683664

Information

• Patent Grant
• 3683664

• References
• Source

• Patent Number

  3,683,664

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • B21B21/045 - for reciprocating stands
  • B21B21/00 - Pilgrim-step tube-rolling
  • B21B21/005 - with reciprocating stand

• US Classifications

  • 072 - Metal deforming