42 Engineering and design in the field of aerospace and aircraft technology; aircraft component and system fabrication services namely, testing and analysis of aircraft component and system fabrication; software engineering, namely, airborne maintenance software development, development of software for airborne data acquisition, design of virtual radar control, and development of avionics systems; measurement, of oceanic data by way of visual observation, radar detection, electro-optical and infrared sensors and drift buoys dropped from the aircraft, and reporting of oceanic data, namely, data pertaining to ocean currents, iceberg movement and drift rate and patterns, methane emission measurement, ocean oil spill movement and drift patterns, wave patterns, and the quantity, speed and activities of objects on the surface of the ocean, for others in the fields of fisheries and marine management, search and rescue operations, ice management for oil rig safety and operations, law enforcement, marine pollution analysis, and drug interdiction; providing temporary use of non-downloadable computer software, namely, surveillance software for the acquisition, receipt, storage and retrieval of airborne surveillance data, excluding data for primarily military use; providing temporary use of non-downloadable computer software and hardware providing a customized interface for control and support of radars; providing temporary use of non-downloadable data management system software providing integrated data collection from on board sensors, systems integration, tactical navigation, and inflight reporting functions; non-military maritime surveying services; ocean surface exploration; non-military maritime observation and investigation for the purpose of marine chart updating; non-military maritime environmental inspection services