metallic seals in the nature of mechanical seals for sealing rotating shafts

electronic instrumentation in the nature of modules used in studies of nuclear reactions and interactions; computer hardware for computer interface in high energy physics, silicon surface-barrier detectors; germanium and germanium lithium-drifted coaxial detectors used for charged particle spectroscopy and gamma-ray spectroscopy; multi-channel analyzers; in the absence of a ligitimate commercial product name, instruments for recovery of small, periodic experimental signals normally obscured by system noise in light oriented experiments; in the absence of a legitimate commercial product name, tube-excited and source-excited X-ray fluorescence analyzers for determining the elemental composition and concentration of samples on a macro scale; in the absence of a legitimate commercial product name, optical spectrometry system used in the study of molecular properties through measurement of the decay time of excited states; in the absence of a legitimate commercial product name, systems for electrophysiological measurements; in the absence of a legitimate commercial product name, electrophoresis equipment for separation of biological material; in the absence of a legitimate commercial product name, emission computerized axial tomographic scanner used primarily for diagnostic studies of the human brain and heart; in the absence of a legitimate commercial product name, ground and airborne mineral resource survey instrumentation and (conducts mineral resource surveys); dew-point hygrometers and visibility meters for meteorological measurements; side-scan sonars, high resolution seismic profilers and water current meters for oceanographic measurements; in the absence of a legitimate commercial product name, low-level signal detection instruments which are used for testing, measurement, research and analysis in astronomy, spectroscopy, analytical chemistry, geology, magnetics, cryogenics, data acquisition and the biomedical and environmental sciences; standard and custom electronic and electro-optical components, namely, flashtubes, pluse power supplies, and transformers and switching devices for use in photocopy and reprographic equipment, phototype setting systems, laser systems and beacons end indicators; silicon photo detectors and related hybrid circuit modules for light sensing applications; in the absence of a legitimate commercial product name, solid-state image-sensing components; image-sensor camera systems and analog memory-delay products; ceramic hydrogen thyrations, triggered spark gaps, krytron/sprytron tubes, in the absence of a legitimate commercial product name, detonators and energy generators, for high reliability purposes generally used for rapid, controlled electrical current switching in electronic equipment such as modulators in radar equipment and missile firing equipment; electric flashlamps and electronic tubes; solid state electronic devices and circuits, namely, photo diodes, binary photo detectors, quadrature photo detectors, photo detector matrices, lithium drift radiation detectors, diffused radiation detectors, gallium-arsenide light sources, and special micro-electronic integrated circuits; microwave transmitting and receiving equipment; in the absence of a legitimate commercial product name, underwater sound transmitting and receiving system and equipment; in the absence of a legitimate commercial product name, radio and television broadcasting and reception equipment; in the absence of a legitimate commercial product name, point-to-point relay communication equipment and electronic stroboscopic and other instruments, namely, motion and still picture recording apparatus for photographing scientific and other phenomena, cameras, tripods, instrument carrying cases and lenses; submersible position indicator systems; water covered substrate charting system; fluid flow measuring and controlling equipment; optical measuring equipment and testing instruments; photographic sensitometers and sensitized photographic films and plates; radiation measuring and detection equipment; electronic light flash producing equipment; lasers and masers; electric and electronic timers and automatic timing control systems; control systems for automation and related purposes; information acquisition, communication, processing, display systems, devices and components; counting and logic systems, oscilloscopes and electronic testing instruments for measuring physical and electrical properties and phenomena; navigational electronic equipment; satellites and associated equipment, namely, electronic flash systems for rendezvous and docking, electronic flash systems for geodetic satellites instrumentations for space radiation measurement and special photographic systems for space applications

illuminators to provide highly collimated beams of white light; standard and custom electromechanical components and materials, namely, fans and blowers for the cooling of electronic equipment including computers, computer peripherals, communications equipment and business machines; fans involving extreme environments and/or critical applications; blowers and blower systems using regeneration and multi-stage technology for use in such industrial applications as pressurizing, conveying solids and gases, aerating, evacuating, air bearing and drying; heat dissipation devices for the electronics industry

environmental measurement services to provide data for use in satisfying environmental regulations relating to siting construction and operation of utilities and other plants; marine geophysical services to provide bottom and subbottorn data relating to oil rig siting, pipeline routing and cable routing primarily for offshore oil operations; comprehensive vehicle, component, fuel and lubricant testing; marine toxicology studies to determine the levels of water pollution harmful to various species of aquatic life; large-scale physiological studies in animals to provide information relative to cancer cause, prevention and treatment, generation and measurement of electromagnetic pulses and the study of electromagnetic effects on military equipment and communications systems; technical services for the operation and calibration of high power lasers and the operational field testing and evaluation of weapons systems; and research and development services, engineering and field services, computation, analytical and testing services, oceanographic engineering survey services and dosimetric services