German laws relating to patents, utility models and trade marks and to inventions of employees157 Seiten6 LesestundenBewachen
![German patent law 1981 [nineteen hundred and eighty-one] with annotations](https://rezised-images.knhbt.cz/1920x1920/0.webp)
![German patent law 1981 [nineteen hundred and eighty-one] with annotations](https://rezised-images.knhbt.cz/1920x1920/0.jpg)
