3318128

Information

• Patent Grant
• 3318128

• References
• Source

• Patent Number

  3,318,128

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1967
  57 years ago

• CPC

  • B21D13/04 - by rolling
  • B21D53/025 - Louvered fins
  • Y10T29/4935 - Heat exchanger or boiler making

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working