Gassmann, Fritz
Professor für Geophysik an der ETH Zürich
| Identifier | Title | Date | Event type | Other information | |
|---|---|---|---|---|---|
| EBA 5/36 | 1945 | Creation | Standard period of protection | ||
| EBA 5/52 | 1945 | Creation | Standard period of protection | ||
| EBA 5/9 | 1948 | Creation | public |