Floor washing machine

• US 1,813,026 A
• Filed: 05/18/1929
• Issued: 07/07/1931
• Est. Priority Date: 05/18/1929
• Status: Expired due to Term

• Current Assignee: John L. Coole
• Original Assignee: John L. Coole
• Inventors: Coole, John L.
• Application Number:
  US02/364,120
• Time in Patent Office: 780 Days
• US Class Current: 15/51
• CPC Class Codes: A47L 11/29 Floor-scrubbing machines characterised by means for taking-up dirty liquid
• CPC Class Codes: A47L 11/4047 Wound-up or endless cleaning belts
• CPC Class Codes: A47L 11/4052 Movement of the tools or the like perpendicular to the cleaning surface
• CPC Class Codes: A47L 11/4069 Driving or transmission means for the cleaning tools
• CPC Class Codes: A47L 11/4083 Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices

Claims