| Identifier | Title | Date | Event type | Other information | |
|---|---|---|---|---|---|
| KBA 9337.369 | 18th Jun 1937 | Creation | digitized | ||
| KBA 9356.1409 | 12th Aug 1956 | Creation | digitized | Protection period until: 2040 | ||
| KBA 9366.253 | 10th May 1966 | Creation | digitized | Protection period until: 2050 |