2760255

Information

• Patent Grant
• 2760255

• References
• Source

• Patent Number

  2,760,255

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1956
  69 years ago

• CPC

  • B21C37/26 - helically-ribbed tubes
  • B65G33/00 - Screw or rotary spiral conveyors
  • B65G2812/0527 - characterised by the configuration
  • Y10T29/49316 - Impeller making
  • Y10T29/49838 - by stringing

• US Classifications

  • 029 - Metal working
  • 072 - Metal deforming
  • 198 - Conveyors: power-driven
  • 415 - Rotary kinetic fluid motors or pumps
  • 425 - Plastic article or earthenware shaping or treating: apparatus