Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675974 | Heat exchanger | Peter Hofbauer | 1997-10-14 |
KH
Klaus Heikrodt
Viessmann Werke Gmbh & Co. Kg: 1 patents #1 of 2Top 50%
Overall (1997): #117,527 of 185,788Top 65%
1
Patents 1997