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 Zdenek Ing Bembenek, Starek Jiri, Bretislav Stanek, Arnost Ing Bil, Antonin RichtarfiledCriticalZdenek Ing Bembenek
Priority to CS838377ApriorityCriticalpatent/CS240182B1/cs
Publication of CS837783A1publicationCriticalpatent/CS837783A1/cs
Publication of CS240182B1publicationCriticalpatent/CS240182B1/cs