JJ

Jan W. Jansen

📍 Brummen, NL: #9 of 26 inventorsTop 35%
Overall (All Time): #4,060,799 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4415279 Method and a meter for measuring quantities of heat Robert H. J. Beuse, Han R. van Iterson, Petrus H. M. Wichern 1983-11-15