3552169

Information

• Patent Grant
• 3552169

• References
• Source

• Patent Number

  3,552,169

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  54 years ago

• CPC

  • B21F35/00 - Making springs from wire
  • B23D45/003 - for particular purposes
  • B24B7/167 - end faces coil springs
  • Y10S83/907 - Coiled wire cutting

• US Classifications

  • 072 - Metal deforming
  • 083 - Cutting