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 Adamka Jozef, Jan Ing Csc StykfiledCriticalAdamka Jozef
Priority to CS839292ApriorityCriticalpatent/CS251462B1/en
Publication of CS929283A1publicationCriticalpatent/CS929283A1/en
Publication of CS251462B1publicationCriticalpatent/CS251462B1/en