3383891

Information

• Patent Grant
• 3383891

• References
• Source

• Patent Number

  3,383,891

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1968
  56 years ago

• CPC

  • B21J5/04 - by directly applied fluid pressure or explosive action

• US Classifications

  • 072 - Metal deforming