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Application filed by Николай Иванович ОсадчукfiledCriticalНиколай Иванович Осадчук
Publication of UA89361UpublicationCriticalpatent/UA89361U/en
Specific Sealing Or Ventilating Devices For Doors And Windows
(AREA)
Abstract
A cutoff and window opener comprises the energy sources, transmission accessories and parts and units attached to a closed window or frame and window loopholes and installed on an open valve. After operation of the device the window is opened, valve closed. It further comprises contact transmission devices or contact transmission devices combined with contactless transmission devices.
UAA201312559U2013-10-282013-10-28Overhead cutoff and window opener-2
UA89361U
(en)