PW

Petrus H. M. Wichern

📍 Wijchen, NL: #49 of 94 inventorsTop 55%
Overall (All Time): #4,060,798 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, Jan W. Jansen 1983-11-15