1890057

Information

• Patent Grant
• 1890057

• References
• Source

• Patent Number

  1,890,057

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1932
  92 years ago

• CPC

  • B23K11/362 - Contact means for supplying welding current to the electrodes

• US Classifications

  • 219 - Electric heating