1913490

Information

• Patent Grant
• 1913490

• References
• Source

• Patent Number

  1,913,490

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1933
  91 years ago

• CPC

  • B23B5/365 - for toroidal surfaces
  • B21C37/283 - Making U-pieces
  • B23C5/00 - Milling-cutters
  • Y10T29/49444 - Elbow or L-shaped fitting making
  • Y10T408/03 - Processes
  • Y10T408/29 - with means to deForm work temporarily

• US Classifications

  • 029 - Metal working
  • 285 - Pipe joints or couplings
  • 408 - Cutting by use of rotating axially moving tool