3520163

Information

• Patent Grant
• 3520163

• References
• Source

• Patent Number

  3,520,163

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1970
  54 years ago

• CPC

  • B21D22/125 - of tubular products
  • B21D15/105 - by applying elastic material
  • B21D22/105 - of tubular products
  • B21D26/06 - by shock waves

• US Classifications

  • 072 - Metal deforming