774789

Information

• Patent Grant
• 774789

• References
• Source

• Patent Number

  774,789

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1904
  120 years ago

• CPC

  • B23K9/0008 - Welding without shielding means against the influence of the surrounding atmosphere

• US Classifications

  • 314 - Electric lamp and discharge devices: consumable electrodes