3013293

Information

• Patent Grant
• 3013293

• References
• Source

• Patent Number

  3,013,293

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1961
  63 years ago

• CPC

  • A47L11/4069 - Driving or transmission means for the cleaning tools
  • A47L11/2065 - having only one disc brush
  • A47L11/305 - the tools being disc brushes
  • A47L11/4013 - Contaminants collecting devices
  • A47L11/4036 - Parts or details of the surface treating tools
  • A47L11/4044 - Vacuuming or pick-up tools; Squeegees

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 055 - Gas separation
  • 451 - Abrading