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Sound insulating effect of double steel windows
Results of measurements of sound insulation of windows with steel frames set in brick wall from sounds of frequency from 100 to 1000 Hertz. Very brief English abstract from Bauingenieur v 22 n 27/28 1941 p 173-4. (new series)
Sound insulating effect of double steel windows
Results of measurements of sound insulation of windows with steel frames set in brick wall from sounds of frequency from 100 to 1000 Hertz. Very brief English abstract from Bauingenieur v 22 n 27/28 1941 p 173-4. (new series)
Sound insulating effect of double steel windows
(Great Britain) Dept Sci Indus Research -- Bldg Science Abstracts
Jacobsen, A. (author)
1942
Article (Journal)
English
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Sound insulation of double steel windows
| Engineering Index Backfile | 1941
| European Patent Office | 2024
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| European Patent Office | 2024