HS

Henry B. Spencer

ND National Research Development: 1 patents #307 of 1,071Top 30%
📍 Peebles, GB: #9 of 12 inventorsTop 75%
Overall (All Time): #4,006,020 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4627011 Vehicle monitoring device Gwilym M. Owen 1986-12-02