3320827

Information

• Patent Grant
• 3320827

• References
• Source

• Patent Number

  3,320,827

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1967
  57 years ago

• CPC

  • B21B35/025 - for stretch-reducing of tubes
  • Y10T74/19051 - Single driven plural drives

• US Classifications

  • 074 - Machine element or mechanism
  • 072 - Metal deforming