2391332

Information

• Patent Grant
• 2391332

• References
• Source

• Patent Number

  2,391,332

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1945
  79 years ago

• CPC

  • B21C37/29 - Making branched pieces
  • B21C37/296 - Making branched pieces starting from strip material; Making branched tubes by securing a secondary tube in an opening in the undeformed wall of a principal tube
  • Y10T29/49442 - T-shaped fitting making
  • Y10T29/49444 - Elbow or L-shaped fitting making
  • Y10T428/12257 - Only one plane of symmetry

• US Classifications

  • 029 - Metal working
  • 428 - Stock material or miscellaneous articles