3206967

Information

• Patent Grant
• 3206967

• References
• Source

• Patent Number

  3,206,967

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • B21D51/12 - objects with corrugated walls

• US Classifications

  • 072 - Metal deforming
  • 470 - Threaded, headed fastener, or washer making: process and apparatus