2372146

Information

• Patent Grant
• 2372146

• References
• Source

• Patent Number

  2,372,146

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1945
  79 years ago

• CPC

  • B23K9/1037 - Means preventing crater forming at the extremity of the seam
  • B23K9/0732 - Stabilising of the arc current
  • B23K9/0738 - Stabilising of the arc by automatic re-ignition means

• US Classifications

  • 315 - Electric lamp and discharge devices: systems