3803666

Information

• Patent Grant
• 3803666

• References
• Source

• Patent Number

  3,803,666

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  50 years ago

• CPC

  • A47L11/405 - Machines using UV-lamps, IR-lamps, ultrasound or plasma cleaning
  • A47L11/125 - with supply of cleaning agents
  • A47L11/34 - Machines for treating carpets in position by liquid, foam, or vapour

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning