Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bogdan Jaszczuk, Horst FriedrichfiledCriticalBogdan Jaszczuk
Priority to PL9631292UpriorityCriticalpatent/PL54559Y1/en
Publication of PL54559Y1publicationCriticalpatent/PL54559Y1/en