3733678

Information

• Patent Grant
• 3733678

• References
• Source

• Patent Number

  3,733,678

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1973
  51 years ago

• CPC

  • B21C37/02 - of sheets
  • B21C23/01 - starting from material of particular form or shape
  • B21C23/06 - Making sheets
  • B22F3/20 - by extruding
  • Y10T29/49789 - Obtaining plural product pieces from unitary workpiece

• US Classifications

  • 419 - Powder metallurgy processes
  • 029 - Metal working