3848308

Information

• Patent Grant
• 3848308

• References
• Source

• Patent Number

  3,848,308

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1974
  50 years ago

• CPC

  • B21C37/28 - Making tube fittings for connecting pipes
  • B21C37/286 - starting from sheet material
  • Y10T29/49444 - Elbow or L-shaped fitting making
  • Y10T29/49796 - Coacting pieces
  • Y10T29/49798 - Dividing sequentially from leading end, e.g., by cutting or breaking

• US Classifications

  • 029 - Metal working
  • 126 - Stoves and furnaces
  • 138 - Pipes and tubular conduits