3789646

Information

• Patent Grant
• 3789646

• References
• Source

• Patent Number

  3,789,646

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • B21B13/20 - for planetary rolling
  • B21B31/30 - by wedges or their equivalent

• US Classifications

  • 072 - Metal deforming