3247581

Information

• Patent Grant
• 3247581

• References
• Source

• Patent Number

  3,247,581

• Date Filed

  Not available

• Date Issued

  Tuesday, April 26, 1966
  58 years ago

• CPC

  • F16L43/001 - made of metal
  • B21C37/28 - Making tube fittings for connecting pipes
  • B21D9/14 - Wrinkle-bending
  • Y10T29/49444 - Elbow or L-shaped fitting making
  • Y10T29/49805 - Shaping by direct application of fluent pressure

• US Classifications

  • 029 - Metal working
  • 072 - Metal deforming
  • 285 - Pipe joints or couplings