Notes on noise transmission in airplane and noise absorption coefficients of various materials used by airplane manufacturers presented with view to improving current noise survey practices.
Soundproofing research
Aero Digest
Aero Digest ; 36 , n 4 ; p 27-28 + 127
1940
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Soundproofing part and soundproofing device having same
Europäisches Patentamt | 2015
|