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 filedfiledCritical
Priority to CS379973ApriorityCriticalpatent/CS162006B1/cs
Priority to DE19732345290prioritypatent/DE2345290A1/de
Priority to GB4245873Aprioritypatent/GB1440323A/en
Priority to NL7312469Aprioritypatent/NL7312469A/xx
Priority to FR7334239Aprioritypatent/FR2200584A1/fr
Priority to JP48108058Aprioritypatent/JPS49124963A/ja
Publication of CS162006B1publicationCriticalpatent/CS162006B1/cs