| Identifier | Title | Date | Event type | Other information | |
|---|---|---|---|---|---|
| KBA 9322.48 | 20th Feb 1922 | Creation | digitized | prolonged period of protection | ||
| KBA 9322.48 | 20th Feb 1922 | Creation | digitized | prolonged period of protection | ||
| KBA 9327.354 | 26th Aug 1927 | Creation | digitized | prolonged period of protection | ||
| KBA 9327.379 | 11th Sep 1927 | Creation | digitized | prolonged period of protection | ||
| KBA 9327.463 | 12th Oct 1927 | Creation | digitized | prolonged period of protection | ||
| KBA 9345.1026 | 20th Nov 1945 | Creation | digitized | prolonged period of protection | ||
| KBA 9346.634 | 25th May 1946 | Creation | digitized | prolonged period of protection | ||
| KBA 9347.309 | 19th Mar 1947 | Creation | digitized | prolonged period of protection | ||
| KBA 9359.2 | 1st Jan 1959 | Creation | digitized | prolonged period of protection | ||
| KBA 9359.338 | 21st Apr 1959 | Creation | digitized | prolonged period of protection | ||
| KBA 9359.354 | 24th Apr 1959 | Creation | digitized | prolonged period of protection | ||
| KBA 9361.11 | 5th Jan 1961 | Creation | digitized | prolonged period of protection | ||
| KBA 9361.11 | 5th Jan 1961 | Creation | digitized | prolonged period of protection | ||
| KBA 9366.118 | 1st Apr 1966 | Creation | digitized | prolonged period of protection |