(under subclass 599) Subject matter wherein the attenuation indicates the presence of a flaw or discontinuity.
(1) Note. The subject matter in this subclass may be distinguished from subclass 599 only on the basis of function, i.e., determination of the presence of a flaw or discontinuity.
(2) Note. Flaw or discontinuity location by pulse echo, imaging, flaw size, etc., is in appropriate subclasses indented under subclass 596 other than this subclass and subclass 598.
SEE OR SEARCH THIS CLASS, SUBCLASS:
596+, for flaw or discontinuity location by pulse echo, imaging, flaw size, etc., except this subclass and subclass 598.