9 Physical and chemical machines for laboratory use; Vibration isolators for laboratory equipment that limit or eliminate vibration between the ground and the work surface; Vibration isolators in the nature of elastomeric energy dampeners for reducing the transmission of noise and vibration from external sources to electronic devices, scientific equipment, laboratory equipment and electronic controllers; Machines, namely, improving the performance of photographic machines by suppressing magnetic field fluctuations caused by automobiles, trains, or elevators; cinematographic machines and apparatus; Machines, namely, improving the performance of electron microscopes and electron beam application equipment by suppressing magnetic field fluctuations and vibration caused by automobiles, trains, or elevators; measuring or testing machines and instruments; three-dimensional vibration test machines and parts and accessories; tensile tester and parts and accessories; tension and compression testers and parts and accessories; electric or magnetic meters and testers; vibration isolators for controlling vibrations in lasers not for medical use; Recorded computer programs, namely computer programs for vibration measurement for industrial equipment, precision instruments, buildings and structures; Recorded computer programs, namely computer programs for vibration analysis for industrial equipment, precision instruments, buildings and structures; Recorded computer programs, namely computer programs for controlling dampers and vibration isolators, for measuring and analyzing magnetic fields, for controlling magnetic field cancelling devices, for monitoring vibrations and for storing vibration data; electricity limiters; Electronic equipment for vibration measurement, sound measurement, and magnetic field measurement; Observation equipment, namely, inspection and research equipment for vibration control, base isolation or soundproofing; anti-vibration device, namely, vibration isolators for optical microscope or electron microscope; electron microscope and its parts or accessories; semiconductor inspection apparatus, namely, semiconductor testing apparatus and their structural parts and fittings; remote control telemetering machines and instruments and their parts, namely, accelerometers, radio communication machines and controller; surface flatness measuring instruments and their parts or accessories; anti-vibration mountings for machines in the nature of vibration sensors; devices for protection against external vibrations, namely, anti-vibration pads; anti-vibration optical table specially adapted or made for measuring or testing machines and instruments; vibration diagnostic equipment for rotary equipment and motors; sound sensors; Magnetic field sensors; Vibration sensors; accelerometers; vibration meters; noisemeters and its parts or accessories; underground vibration meter; vibration measuring instrument; laboratory equipment, namely, shaking tables used to simulate earthquakes in a laboratory environment in order to evaluate seismic performance of various model structures; anti-vibration device, namely, vibration isolators for electronic equipment for vibration measurement; vibration meters, vibration test chambers, digital and analog amplifiers, computer operating software for use in materials testing; anti-vibration device, namely, vibration isolators for audio frequency devices; stands adapted for stories and audio speakers in the nature of pedestals; Recorded computer software, namely computer software for vibration measurement for industrial equipment, precision instruments, buildings and structures; Recorded computer software, namely computer software for vibration analysis for industrial equipment, precision instruments, buildings and structures; Recorded computer software, namely computer software for controlling dampers and vibration isolators, for measuring and analyzing magnetic fields, for controlling magnetic field cancelling devices, for monitoring vibrations and for storing vibration data; vibration monitor for buildings or structures; vibration monitoring system comprised of vibration sensors, vibration meters, data processors, vibration transmitters