motor-operated screw
11United Kingdom — Infobox Country conventional long name = United Kingdom of Great Britain and Northern Ireland common name = the United Kingdom symbol type = Royal coat of arms map caption = map caption |countryprefix=the |region=on the European continent… …
12List of generic and genericized trademarks — Contents 1 List of former trademarks that have become generic terms 2 List of protected trademarks frequently used as generic terms 3 Notes 4 References …
13History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
14Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
15Gas compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… …
16technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
17Elevator — For other uses, see Elevator (disambiguation). A set of lifts in the lower level of a London Underground station. The arrows indicate each elevator s position and direction of travel …
18Meillerwagen — Manufacturer Gollnow Son Assembly Germany Class trailer …
19Battleship — For other uses, see Battleship (disambiguation). The firepower of a battleship demonstrated by USS Iowa (ca. 1984) A battleship is a large armored warship with a main battery consisting of heavy caliber guns. Battleships were large …
20Cunard Line — Cunard redirects here. For other uses, see Cunard (disambiguation). Cunard Line Type Subsidiary of Carnival Corporation plc Founded 1840, as the British and North American Royal Mail Steam Packet Company …
