3456471

Information

• Patent Grant
• 3456471

• References
• Source

• Patent Number

  3,456,471

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • B21D19/005 - Edge deburring or smoothing
  • B21D5/08 - making use of forming-rollers
  • Y10S72/701 - Preventing distortion
  • Y10T29/49634 - Beam or girder
  • Y10T428/1241 - Nonplanar uniform thickness or nonlinear uniform diameter [e.g., L-shape]

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 428 - Stock material or miscellaneous articles