614622

Information

• Patent Grant
• 614622

• References
• Source

• Patent Number

  614,622

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1898
  127 years ago

• CPC

  • B25B27/26 - compressing the springs
  • B21B45/04 - for de-scaling
  • Y10T29/28 - Puddlers balls making

• US Classifications

  • 029 - Metal working