3678241

Information

• Patent Grant
• 3678241

• References
• Source

• Patent Number

  3,678,241

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B23K11/0006 - the welding zone being shielded against the influence of the surrounding atmosphere

• US Classifications

  • 219 - Electric heating