Scientific, optical, weighing, measuring apparatus and instruments, namely, optical scanners, microscopes and imaging interferometers; apparatus and instruments for bioanalysis, namely, microscopes and imaging interferometers; apparatus and instruments for detecting, imaging and quantifying matter, namely, microscopes and imaging interferometers; measuring instruments, namely, microscopes and imaging interferometers, detecting instruments, namely, microscopes and imaging interferometers, and ...

Installation and repair of windows in residential and commercial buildings; installation of coatings to windows in residential and commercial buildings; Installation and repair of doors in residential and commercial buildings; Installation and repair of door locks in residential and commercial buildings; Installation and repair of security gates; Installation and repair of electrical lighting in residential and commercial buildings