JE

John P. Ettridge

Overall (2004): #58,254 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6812615 Electric motor 2004-11-02
6724121 Flat mechanical electric commutators 2004-04-20