Measuring apparatus and instruments, namely, instruments for measuring the wear of lubricants, oils, industrial oils, greases and coolants; Detecting apparatus and instruments, namely detectors for lubricants, oils, industrial oils, greases and coolants wear and quality; Testing apparatus and instruments, namely apparatus for testing lubricants, oils, industrial oils, greases and coolants; Checking or inspection apparatus and instruments, namely, lubricants, oils, industrial oils, greases and...