3761987

Information

• Patent Grant
• 3761987

• References
• Source

• Patent Number

  3,761,987

• Date Filed

  Not available

• Date Issued

  Tuesday, October 2, 1973
  51 years ago

• CPC

  • A47L11/4069 - Driving or transmission means for the cleaning tools
  • A47L11/205 - for reciprocating brushes
  • A47L11/307 - having reciprocating tools
  • A47L11/34 - Machines for treating carpets in position by liquid, foam, or vapour
  • A47L11/4038 - Disk shaped surface treating tools
  • A47L11/4044 - Vacuuming or pick-up tools; Squeegees
  • A47L11/4066 - Propulsion of the whole machine
  • A47L11/4072 - Arrangement of castors or wheels
  • A47L11/408 - Means for supplying cleaning or surface treating agents
  • A47L11/4083 - Liquid supply reservoirs; Preparation of the agents
  • A47L13/06 - with wire brushes or wire meshes
  • A47L13/12 - Implements with several different treating devices
  • A47L13/34 - Scouring implements for hearths or metal objects

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning