1999863

Information

• Patent Grant
• 1999863

• References
• Source

• Patent Number

  1,999,863

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1935
  89 years ago

• CPC

  • B65G19/12 - the impellers being plates having an area substantially smaller than that of the trough of channel cross-section

• US Classifications

  • 210 - Liquid purification or separation