L1

Electronic Hardware, Including Terminals, Tapered Pins and Receptacles, Binding Posts, Shaft Locks, Stand-Offs, Plugs and Sockets, Accessory Hardware, Handles, Knobs, Terminal Boards and Brackets, and Plated and Printed Circuits; Microwave Components, Including Isolators and Rotary Joints; Electron Tubes, Including Magnetrons, Klystrons, and Traveling Wave Tubes; Electronic Components, Amplifiers, Power Supplies, and Sensing Elements for Rodmeters

Computers, Stable Platforms for Providing a Set of Axes Spatially Oriented to Coincide at All Times with a Preselected Coordinate System; Inertial Guidance Systems for Continuously and Instantaneously Providing Signals Representing a Vehicle's Position and Attitude in Space; Accelerometers, Gyroscopes, and Electronic Test Sets for Analyzing Circuit Characteristics of Inertial Guidance Systems