1554546

Information

• Patent Grant
• 1554546

• References
• Source

• Patent Number

  1,554,546

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1925
  99 years ago

• CPC

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

• US Classifications

  • 219 - Electric heating
  • 122 - Liquid heaters and vaporizers
  • 228 - Metal fusion bonding
  • 285 - Pipe joints or couplings