3766873

Information

• Patent Grant
• 3766873

• References
• Source

• Patent Number

  3,766,873

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1973
  51 years ago

• CPC

  • B21D53/04 - of sheet metal
  • B21D13/04 - by rolling
  • B21D53/025 - Louvered fins

• US Classifications

  • 072 - Metal deforming