3323554

Information

• Patent Grant
• 3323554

• References
• Source

• Patent Number

  3,323,554

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1967
  57 years ago

• CPC

  • B21C37/0803 - the tubes having a special shape
  • B21C37/15 - Making tubes of special shape Making tube fittings
  • B65G51/18 - Adaptations of pipes or tubes Pipe or tube joints
  • F16L9/02 - of metal
  • F16L9/22 - Pipes composed of a plurality of segments

• US Classifications

  • 406 - Conveyors: fluid current
  • 138 - Pipes and tubular conduits