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 завод Эсслинген МашиностроительныйfiledCriticalзавод Эсслинген Машиностроительный
Priority to SU13404ApriorityCriticalpatent/SU15275A1/ru
Application grantedgrantedCritical
Publication of SU15275A1publicationCriticalpatent/SU15275A1/ru