3478190

Information

• Patent Grant
• 3478190

• References
• Source

• Patent Number

  3,478,190

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1969
  55 years ago

• CPC

  • B23K11/11 - Spot welding
  • B23K11/3027 - Slide or drag electrodes

• US Classifications

  • 219 - Electric heating