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- Google Patents
SU1585429A2 - Водопропускна труба
- Google Patents
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 Кузбасский Политехнический ИнститутfiledCriticalКузбасский Политехнический Институт
Priority to SU4606798ApriorityCriticalpatent/SU1585429A2/ru
Application grantedgrantedCritical
Publication of SU1585429ApublicationCriticalpatent/SU1585429A/ru
Publication of SU1585429A2publicationCriticalpatent/SU1585429A2/ru