3394569

Information

• Patent Grant
• 3394569

• References
• Source

• Patent Number

  3,394,569

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1968
  56 years ago

• CPC

  • B21D26/10 - generated by evaporation
  • Y10T29/49936 - Surface interlocking

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working