DM

Darwin T. McKnight

HL Hoover Limited: 3 patents #1 of 27Top 4%
📍 Louisville, OH: #1 of 7 inventorsTop 15%
🗺 Ohio: #195 of 4,093 inventorsTop 5%
Overall (1994): #14,051 of 165,921Top 9%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5331714 Stacked looped hose rack for upright cleaner John D. Essex 1994-07-26
5303447 Hose and tool rack for upright vacuum cleaner and method for mounting same 1994-04-19
D344821 Combined vacuum cleaner hose and tool rack 1994-03-01