1689963

Information

• Patent Grant
• 1689963

• References
• Source

• Patent Number

  1,689,963

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1928
  96 years ago

• CPC

  • B28C7/167 - by means of a screw conveyor
  • B01F7/00708 - The axis comprising stirring means and feeding or discharging means fixed on the same axis

• US Classifications

  • 198 - Conveyors: power-driven