1186475

Information

• Patent Grant
• 1186475

• References
• Source

• Patent Number

  1,186,475

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1916
  108 years ago

• CPC

  • A47L15/13 - using sonic or ultrasonic waves

• US Classifications

  • 261 - Gas and liquid contact apparatus
  • 416 - Fluid reaction surfaces