3861339

Information

• Patent Grant
• 3861339

• References
• Source

• Patent Number

  3,861,339

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1975
  50 years ago

• CPC

  • F16B5/00 - Joining sheets or plates
  • B21D39/021 - for panels
  • B21D39/026 - Reinforcing the connection by locally deforming
  • Y10T29/49908 - Joining by deforming
  • Y10T29/49936 - Surface interlocking

• US Classifications

  • 029 - Metal working