translucent tube
51Antique radio — DIORA AGA RSZ 50 ca.1947 from Poland An antique radio is a radio receiving set that is collectible because of its age and rarity. Although collectors may differ on the cutoff dates, most would use 50 years old, or the pre World War II Era, for… …
52List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
53fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …
54Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …
55nanotechnology — /nan euh tek nol euh jee, nay neuh /, n. any technology on the scale of nanometers. [1987] * * * Manipulation of atoms, molecules, and materials to form structures on the scale of nanometres (billionths of a metre). These nanostructures typically …
56Video projector — Projected image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image on a projection screen using a lens system. All video projectors use a very bright… …
57Sound recording and reproduction — Sound recorder redirects here. For the audio recording program computer software, see Sound Recorder (Windows). Sound recording and reproduction is an electrical or mechanical inscription and re creation of sound waves, such as spoken voice,… …
58Kaleidoplex — A kaleidoplex is a projecting kaleidoscope that shines a complex, continuously changing image on a surface. InventionThe Kaleidoplex was invented in the early 1970s by Marshall Yaeger cite web |url=http://www.marshallyaeger.com |title=Marshall… …
59motion-picture technology — Introduction the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… …
60Video game arcade cabinet — A video game arcade cabinet, also known as a video arcade machine or video coin op, is the housing within which a video arcade game s hardware resides. Most cabinets designed since the mid 1980s conform to the JAMMA wiring standard. Some include… …
