| Identifier | Title | Date | Event type | Other information | |
|---|---|---|---|---|---|
| KBA 9347.392 | 7th Apr 1947 | Creation | digitized | Protection period until: 2031 | ||
| KBA 9362.398 | 1st May 1962 | Creation | digitized | Protection period until: 2046 | ||
| KBA 9364.807 | 15th Dec 1964 | Creation | digitized | Protection period until: 2048 |