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Application filed by Jan Ing KasparikfiledCriticalJan Ing Kasparik
Priority to CS861308ApriorityCriticalpatent/CS256602B1/en
Publication of CS130886A1publicationCriticalpatent/CS130886A1/en
Publication of CS256602B1publicationCriticalpatent/CS256602B1/en
CS861308A1986-02-261986-02-26Magnetostriction exciter for measuring of building materials' and rocks' properties by means of impulse ultrasonic method
CS256602B1
(en)