2992319

Information

• Patent Grant
• 2992319

• References
• Source

• Patent Number

  2,992,319

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1961
  63 years ago

• CPC

  • H01B13/264 - Details of the welding stage
  • B23K13/046 - for tubes

• US Classifications

  • 219 - Electric heating