Floor washing machine

• US 2,088,246 A
• Filed: 07/31/1935
• Issued: 07/27/1937
• Est. Priority Date: 07/31/1935
• Status: Expired due to Term

• Current Assignee: Nickolai Nelson
• Original Assignee: Nickolai Nelson
• Inventors: NICKOLAI NELSON
• Application Number:
  US02/034,076
• Time in Patent Office: 727 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 11/40 Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
• CPC Class Codes: A47L 11/4016 specially adapted for collecting fluids
• CPC Class Codes: A47L 11/4047 Wound-up or endless cleaning belts
• 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