BE381955A - - Google Patents Info Publication number BE381955A BE381955A BE381955DA BE381955A BE 381955 A BE381955 A BE 381955A BE 381955D A BE381955D A BE 381955DA BE 381955 A BE381955 A BE 381955A Authority BE Belgium Prior art keywords sound amplitude average volume streaks Prior art date Application number Other languages English (en) French (fr) Publication of BE381955A publication Critical patent/BE381955A/fr Links Espacenet Global Dossier Discuss Landscapes Soundproofing, Sound Blocking, And Sound Damping (AREA) BE381955D BE381955A (sr) Publications (1) Publication Number Publication Date BE381955A true BE381955A (sr) Family ID=51426 Family Applications (1) Application Number Title Priority Date Filing Date BE381955D BE381955A (sr) Country Status (1) Country Link BE (1) BE381955A (sr) 0 BE BE381955D patent/BE381955A/fr unknown Similar Documents Publication Publication Date Title EP3637792B1 (fr) 2022-04-06 Dispositif de commande d'un haut-parleur et installation de restitution sonore associée BE381955A (sr) BE441589A (sr) BE371364A (sr) BE366028A (sr) US2193665A (en) 1940-03-12 Sound recording system BE419528A (sr) BE511799A (sr) US1921037A (en) 1933-08-08 Sound recording BE394424A (sr) BE386141A (sr) BE380737A (sr) BE422275A (sr) SU23288A1 (ru) 1931-09-30 Устройство дл воспроизведени звуков BE347639A (sr) BE404098A (sr) 1900-01-01 BE386611A (sr) BE420841A (sr) BE456363A (sr) BE434081A (sr) FR3080728A1 (fr) 2019-11-01 Nouveau procede d'amelioration de la reproduction des basses frequences musicales BE422795A (sr) BE372441A (sr) GB362915A (en) 1931-12-04 Improvements in or relating to methods of and apparatus for recording sound and in sound records BE360842A (sr)