2796843

Information

• Patent Grant
• 2796843

• References
• Source

• Patent Number

  2,796,843

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1957
  67 years ago

• CPC

  • B23K9/0358 - the backing means being a ring or sleeve

• US Classifications

  • 228 - Metal fusion bonding
  • 219 - Electric heating