2887972

Information

• Patent Grant
• 2887972

• References
• Source

• Patent Number

  2,887,972

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1959
  65 years ago

• CPC

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

• US Classifications

  • 228 - Metal fusion bonding
  • 219 - Electric heating
  • 269 - Work holders