FH

Frederick M. Hart

EC Excello Co.: 1 patents #92 of 216Top 45%
📍 Williamsburg, MI: #15 of 26 inventorsTop 60%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,989,702 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4567783 Multi-angle pinion and gear power transmission — 1986-02-04