| Identifier | Title | Date | Event type | Other information | |
|---|---|---|---|---|---|
| KBA 9332.497 | 22nd Sep 1932 | Creation | digitized | ||
| KBA 9366.1183 | 13th Jun 1966 | Creation | digitized | Protection period until: 2050 | ||
| KBA 9366.1183 | 13th Jun 1966 | Creation | digitized | Protection period until: 2050 | ||
| KBA 9366.1388 | 23rd Oct 1966 | Creation | digitized | Protection period until: 2050 |