FL

Frederick C. Liebertz

HA Haworth: 4 patents #88 of 362Top 25%
📍 Hillsdale, MI: #14 of 53 inventorsTop 30%
🗺 Michigan: #22,048 of 86,293 inventorsTop 30%
Overall (All Time): #1,273,232 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6419333 Knock-down vertical file Mark Powell 2002-07-16
6231141 Knock-down vertical file Mark Powell 2001-05-15
6007170 Knock-down vertical file Mark Powell 1999-12-28
5775786 Drawer slide 1998-07-07