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 Antonin Glanc, Jaroslav Ing JanousekfiledCriticalAntonin Glanc
Priority to CS856352ApriorityCriticalpatent/CS253028B1/cs
Publication of CS635285A1publicationCriticalpatent/CS635285A1/cs
Publication of CS253028B1publicationCriticalpatent/CS253028B1/cs