3412591

Information

• Patent Grant
• 3412591

• References
• Source

• Patent Number

  3,412,591

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1968
  56 years ago

• CPC

  • B21D9/125 - by pushing through a curved die
  • B21C37/28 - Making tube fittings for connecting pipes
  • Y10T29/49444 - Elbow or L-shaped fitting making

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working