3580030

Information

• Patent Grant
• 3580030

• References
• Source

• Patent Number

  3,580,030

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1971
  53 years ago

• CPC

  • B21F37/00 - Manufacture of rings from wire
  • B21F1/00 - Bending wire other than coiling Straightening wire
  • B21F1/004 - by means of press-type tooling
  • Y10T29/49798 - Dividing sequentially from leading end, e.g., by cutting or breaking

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 059 - Chain, staple, and horseshoe making
  • 140 - Wireworking