Wörterbuch der Patentpraxis
- 308pages
- 11 heures de lecture
Jürgen-Detlev Uexküll Livres
Wörterbuch der Patent- und Markenpraxis
- 354pages
- 13 heures de lecture
German laws relating to patents, utility models and trade marks and to inventions of employees
- 157pages
- 6 heures de lecture