3561248

Information

• Patent Grant
• 3561248

• References
• Source

• Patent Number

  3,561,248

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1971
  54 years ago

• CPC

  • B21D7/028 - and altering the profile at the same time

• US Classifications

  • 072 - Metal deforming