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 Andrzej UchmanskifiledCriticalAndrzej Uchmanski
Priority to PL99335009ApriorityCriticalpatent/PL189990B1/en
Publication of PL335009A1publicationCriticalpatent/PL335009A1/en
Publication of PL189990B1publicationCriticalpatent/PL189990B1/en