… amplify electro‑magnetic radiation in the wavelength range between 1 nanometre and 1 millimetre (ultra‑violet, visible … consisting of a case of plastics incorporating two fixed lenses and a lever‑operated revolving mechanism …
… connects by wire to an ISDN (Integrated Services Digital Network) and contains an integrated ISDN modem. The base … data processing machine. The base unit further incorporates two analogue sockets for connecting two analogue devices …
… four tubular cross members, of steel. It is equipped with two traction axles fitted with two pneumatic tyres each, retractable bogies and … transmission by cardan shafts from the engine to the two axles and three braking systems. The vehicle has a …
… for eye baths. The product is presented in boxes containing twelve plastic vials (5 ml each). Application of GIRs 1 and … for fragrance containing essential oils , consisting of two layers of transparent polyester film which are glued … This product contains essential fragrance oils deposited between the two film layers which pull apart and reseal to …
… with sand and carbon in an electric furnace. There are two main varieties of phosphorus : (a) “White” phosphorus … extracted from natural arsenical pyrites. It exists in two main forms : (a) Common, so‑called “metallic” arsenic, …
… panels . The top layer (wear layer) is commonly made from two or more rows of strips making up the panel. These panels … sawn lengthwise through their thicknesses to obtain two shakes, each then having a split face and a sawn back. …
… in the functions performed by those ingredients in the two types of solutions. (2) Radiation-curable varnishes , … other radiation to form cross-linked, solvent-insoluble network structures (a hard, dry film). Products of this type …
… of fabrics to prevent the formation of snags in hosiery and knitwear. They are generally based on polymers, natural … mixtures of chemically defined compounds with at least two reactive groups (e.g., bis(hydroxymethyl) compounds, …
… ion‑exchange or filtering. These products fall in two groups : (I) Products generally characterised by a … transparent flakes having curved surfaces. The two types of products cited at (1) and (2) above are of very …
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