3611771

Information

• Patent Grant
• 3611771

• References
• Source

• Patent Number

  3,611,771

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • B21J9/025 - with rolling or wobbling dies
  • B21H1/02 - discs disc wheels

• US Classifications

  • 072 - Metal deforming