3572078

Information

• Patent Grant
• 3572078

• References
• Source

• Patent Number

  3,572,078

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1971
  53 years ago

• CPC

  • B21C3/06 - with adjustable section
  • B21C3/08 - with section defined by rollers, balls, or the like
  • B21C37/18 - conical tubes
  • B21B21/00 - Pilgrim-step tube-rolling

• US Classifications

  • 072 - Metal deforming