hand-held and machine-mounted electronic apparatus, namely vibration meters, vibration data collectors, and vibration analyzers, for industrial use in monitoring and diagnosing mechanical vibrations in rotary and reciprocating machines such as centrifugal pumps, turbo compressors, steam turbines, fans, blowers, gear boxes, generators, and electric motors; diagnostic software for industrial use in monitoring mechanical vibrations in rotary and reciprocating machines such as centrifugal pumps, ...