3690279

Information

• Patent Grant
• 3690279

• References
• Source

• Patent Number

  3,690,279

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • B21D51/2615 - Edge treatment of cans or tins
  • B21D41/04 - Reducing Closing
  • B21D51/2638 - Necking
  • B65D7/34 - with permanent connections between walls

• US Classifications

  • 072 - Metal deforming