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Application filed by Zdenek Ing Csc ValcfiledCriticalZdenek Ing Csc Valc
Priority to CS904557ApriorityCriticalpatent/CS455790A3/en
Publication of CS455790A3publicationCriticalpatent/CS455790A3/en
CS904557A1990-09-191990-09-19Apparatus for the estimation of a sound intensity in arbitrary type of acoustic field by means of two microphones
CS455790A3
(en)