1958649

Information

• Patent Grant
• 1958649

• References
• Source

• Patent Number

  1,958,649

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1934
  90 years ago

• CPC

  • B23K9/182 - making use of a non-consumable electrode

• US Classifications

  • 219 - Electric heating