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 SU1698025ApriorityCriticalpatent/SU414570A1/ru
Application grantedgrantedCritical
Publication of SU414570A1publicationCriticalpatent/SU414570A1/ru
Procedimiento y dispositivo para la regulacion del flujo vo-lumetrico en tubos por los que pasan gases, especialmente instalaciones de acondicionamiento de aire.