1533660

Information

• Patent Grant
• 1533660

• References
• Source

• Patent Number

  1,533,660

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1925
  99 years ago

• CPC

  • B21D9/14 - Wrinkle-bending

• US Classifications

  • 269 - Work holders
  • 285 - Pipe joints or couplings