3239887

Information

• Patent Grant
• 3239887

• References
• Source

• Patent Number

  3,239,887

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1966
  59 years ago

• CPC

  • B29C57/125 - using tools with helical grooves
  • B21D51/2615 - Edge treatment of cans or tins
  • B21D51/2623 - Curling

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 072 - Metal deforming