1617277

Information

• Patent Grant
• 1617277

• References
• Source

• Patent Number

  1,617,277

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1927
  97 years ago

• CPC

  • B21D9/14 - Wrinkle-bending

• US Classifications

  • 072 - Metal deforming
  • 285 - Pipe joints or couplings
  • D15 - Machines not elsewhere specified