HS

H. D. Sturdy

ST Sturdy: 1 patents #5 of 11Top 50%
SI Sturdy Truck Equipment, Incorporated: 1 patents #2 of 3Top 70%
Overall (All Time): #2,326,566 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4964276 Engine synchronizer — 1990-10-23
4640246 Road and engine speed governor with power demand control — 1987-02-03