3774432

Information

• Patent Grant
• 3774432

• References
• Source

• Patent Number

  3,774,432

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • B21H3/042 - Thread-rolling heads

• US Classifications

  • 072 - Metal deforming
  • 492 - Roll or roller