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Application filed by Soc. Anon Fabbricηε Fiammiferi Ed AffinifiledCriticalSoc. Anon Fabbricηε Fiammiferi Ed Affini
Priority to GR380107809ApriorityCriticalpatent/GR7809B/en
Publication of GR7809BpublicationCriticalpatent/GR7809B/en
GR380107809A1938-04-061938-04-06
INVESTMENT BOARD FROM ASSUMPTION OF PIECES WOOD THE ABSORPTION OF SOUNDS AND THROUGH THE ACOUSTIC CORRECTIONS.
GR7809B
(en)