3818177

Information

• Patent Grant
• 3818177

• References
• Source

• Patent Number

  3,818,177

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1974
  50 years ago

• CPC

  • B23K9/0738 - Stabilising of the arc by automatic re-ignition means

• US Classifications

  • 219 - Electric heating