MEASUREMENT OF MECHANICAL VIBRATIONS (manufactureof electromechanical resonators by processes include measurement of frequency with consequential modification of the resonator Fulltext... Hierarchy... Expanded...H03H 3/00; generation of mechanical vibrations without measurement Fulltext... Hierarchy... Expanded...B06B, Fulltext... Hierarchy... Expanded...G10, Fulltext... Hierarchy... Expanded...H04R; measuring position, direction, or velocity of an object Fulltext... Hierarchy... Expanded...G01C, Fulltext... Hierarchy... Expanded...G01S; making geophysical measurements Fulltext... Hierarchy... Expanded...G01V; measurement of out-of-balance Fulltext... Hierarchy... Expanded...G01M; recording vibrations for subsequent reproduction Fulltext... Hierarchy... Expanded...G10H, Fulltext... Hierarchy... Expanded...G11B; transducers per se in the relevant sub-classes, e.g. Fulltext... Hierarchy... Expanded...G01L, Fulltext... Hierarchy... Expanded...H04R; determining properties of materials by sonic or ultrasonic waves transmitted therethrough Fulltext... Hierarchy... Expanded...G01N) |