1451555

Information

• Patent Grant
• 1451555

• References
• Source

• Patent Number

  1,451,555

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1923
  101 years ago

• CPC

  • B23K9/0026 - specially adapted for particular articles or work
  • Y10S122/16 - Welding

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 052 - Static structures
  • 122 - Liquid heaters and vaporizers