2471948

Information

• Patent Grant
• 2471948

• References
• Source

• Patent Number

  2,471,948

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1949
  75 years ago

• CPC

  • B23K5/006 - specially adapted for particular articles or work
  • Y10T29/49311 - including extruding

• US Classifications

  • 029 - Metal working
  • 123 - Internal-combustion engines
  • 219 - Electric heating