1969494

Information

• Patent Grant
• 1969494

• References
• Source

• Patent Number

  1,969,494

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1934
  90 years ago

• CPC

  • B01D11/0269 - Solid material in other moving receptacles

• US Classifications

  • 210 - Liquid purification or separation
  • 294 - Handling: hand and hoist-line implements