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Application filed by Воронежский инженерно-строительный институтfiledCriticalВоронежский инженерно-строительный институт
Priority to SU7502132420ApriorityCriticalpatent/SU568798A1/en
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Publication of SU568798A1publicationCriticalpatent/SU568798A1/en
улиткообразную форму и снабжен кольцевой щелью равномерного всасывани на входе, а приточный воздуховод снабжен коническим насадком.it is snail-shaped and provided with an annular gap of uniform suction at the entrance, and the supply air duct is equipped with a conical nozzle.
Источники информации, прин тые во внимание при экспертизе 1. Авторское свидетельство № 207377, кл. F 24f 7/06, 1966.Sources of information taken into account in the examination 1. Copyright certificate № 207377, cl. F 24f 7/06, 1966.
SU7502132420A1975-05-111975-05-11Ventilation unit
SU568798A1
(en)