3851519

Information

• Patent Grant
• 3851519

• References
• Source

• Patent Number

  3,851,519

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • B21D9/05 - co-operating with forming members
  • B21D7/0225 - using pulling members

• US Classifications

  • 072 - Metal deforming