HB

Hilary Rolf Birkbeck

📍 Fenny Compton, GB: #1 of 2 inventorsTop 50%
Overall (All Time): #1,972,469 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9554652 Link chair action 2017-01-31
9215932 Slide chair action 2015-12-22