1473256

Information

• Patent Grant
• 1473256

• References
• Source

• Patent Number

  1,473,256

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1923
  101 years ago

• CPC

  • B21F1/023 - in a device rotating about the wire axis
  • B21D3/08 - which move in an orbit without rotating round the work
  • B21F1/02 - Straightening

• US Classifications

  • 072 - Metal deforming
  • 140 - Wireworking