Floor polishing machine

• US 1,849,218 A
• Filed: 11/05/1925
• Issued: 03/15/1932
• Est. Priority Date: 05/17/1924
• Status: Expired due to Term

• Current Assignee: Chester H. Beach
• Original Assignee: Chester H. Beach
• Inventors: Beach, Chester H.
• Application Number:
  US02/067,026
• Time in Patent Office: 2,322 Days
• US Class Current: 15/52.1
• CPC Class Codes: A47L 11/18 the tools being roll brushes
• CPC Class Codes: A47L 11/4002 Installations of electric equipment
• CPC Class Codes: A47L 11/4013 Contaminants collecting devices, i.e. hoppers, tanks or the like
• CPC Class Codes: A47L 11/4041 Roll shaped surface treating tools
• CPC Class Codes: A47L 11/4061 Steering means; Means for avoiding obstacles; Details related to the place where the driver is accommodated
• CPC Class Codes: A47L 11/4069 Driving or transmission means for the cleaning tools
• CPC Class Codes: A47L 11/4075 Handles; levers

Claims