2192471

Information

• Patent Grant
• 2192471

• References
• Source

• Patent Number

  2,192,471

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1940
  85 years ago

• CPC

  • F16L41/02 - Branch units
  • B21C37/286 - starting from sheet material
  • Y10T29/49444 - Elbow or L-shaped fitting making
  • Y10T29/49893 - Peripheral joining of opposed mirror image parts to form a hollow body

• US Classifications

  • 029 - Metal working