2744620

Information

• Patent Grant
• 2744620

• References
• Source

• Patent Number

  2,744,620

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1956
  68 years ago

• CPC

  • B65G33/00 - Screw or rotary spiral conveyors
  • B65G2812/0561 - characterised by the shape

• US Classifications

  • 198 - Conveyors: power-driven
  • 138 - Pipes and tubular conduits