RH

Roger Hutchins

📍 Heart's Delight-Islington, CA: #1 of 16 inventorsTop 7%
Overall (1989): #62,857 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875199 Deep water transient sound generator — 1989-10-17