1983931

Information

• Patent Grant
• 1983931

• References
• Source

• Patent Number

  1,983,931

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1934
  90 years ago

• CPC

  • A47L15/10 - by introducing compressed air or other gas into the liquid

• US Classifications

  • 134 - Cleaning and liquid contact with solids
  • 004 - Baths, closets, sinks, and spittoons