1512789

Information

• Patent Grant
• 1512789

• References
• Source

• Patent Number

  1,512,789

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1924
  100 years ago

• CPC

  • B23K9/0008 - Welding without shielding means against the influence of the surrounding atmosphere
  • B23K9/133 - Means for feeding electrodes

• US Classifications

  • 219 - Electric heating
  • 314 - Electric lamp and discharge devices: consumable electrodes