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 Frantisek Ing Dosoudil, Frantisek Ing Jukl, Jiri Ing Palyza, Jiri CejkafiledCriticalFrantisek Ing Dosoudil
Priority to CS847483ApriorityCriticalpatent/CS240600B1/en
Publication of CS748384A1publicationCriticalpatent/CS748384A1/en
Publication of CS240600B1publicationCriticalpatent/CS240600B1/en