Floor cleaning device

• US 2,500,840 A
• Filed: 04/10/1947
• Issued: 03/14/1950
• Est. Priority Date: 04/10/1947
• Status: Expired due to Term

• Current Assignee: Frank H. Lyons, Jacob F. Ferdon
• Original Assignee: Frank H. Lyons, Jacob F. Ferdon
• Inventors: Lyons, Frank H., Ferdon, Jacob F.
• Application Number:
  US02/740,550
• Time in Patent Office: 1,069 Days
• US Class Current: 15/231
• CPC Class Codes: A47L 13/29 having movable or detachable polishing or shining cloths

Claims