Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4619317 | Heat exchanger | Dieter Disselbeck | 1986-10-28 |
HV
Hans-Peter Vollrath
Overall (All Time): #4,003,973 of 4,157,543Top 100%
1
Patents All Time