3722443

Information

• Patent Grant
• 3722443

• References
• Source

• Patent Number

  3,722,443

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  52 years ago

• CPC

  • B21D5/12 - making use of forming-rollers
  • B21D39/02 - of sheet metal by folding
  • B21D39/026 - Reinforcing the connection by locally deforming
  • Y10T29/49915 - Overedge assembling of seated part
  • Y10T29/49924 - of parallel side-by-side elongated members

• US Classifications

  • 029 - Metal working