3858424

Information

• Patent Grant
• 3858424

• References
• Source

• Patent Number

  3,858,424

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • B21B13/147 - Cluster mills, e.g. Sendzimir mills , Rohn mills
  • B21B31/32 - by liquid pressure
  • B21B37/64 - Mill spring or roll spring compensation systems

• US Classifications

  • 072 - Metal deforming