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
Priority claimed from SU1498470Aexternal-prioritypatent/SU366681A1/ru
Application filedfiledCritical
Priority to SU1498470ApriorityCriticalpatent/SU366681A1/ru
Priority to CA110,851,Aprioritypatent/CA950279A/en
Priority to NO1511/71Aprioritypatent/NO132344C/no
Priority to DE2121338Aprioritypatent/DE2121338C3/de
Priority to BE767079Aprioritypatent/BE767079A/xx
Priority to US145180Aprioritypatent/US3693570A/en
Application grantedgrantedCritical
Publication of SU366681A2publicationCriticalpatent/SU366681A2/ru
Publication of SU366681A1publicationCriticalpatent/SU366681A1/ru