3227349

Information

• Patent Grant
• 3227349

• References
• Source

• Patent Number

  3,227,349

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1966
  59 years ago

• CPC

  • B23K9/0352 - the backing means being movable during the welding operation

• US Classifications

  • 228 - Metal fusion bonding
  • 219 - Electric heating