3869749

Information

• Patent Grant
• 3869749

• References
• Source

• Patent Number

  3,869,749

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1975
  49 years ago

• CPC

  • B66B31/003 - for cleaning steps or pallets
  • A47L11/302 - having rotary tools
  • B08B1/04 - using rotary operative members
  • B08B3/024 - Cleaning by means of spray elements moving over the surface to be cleaned

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning