baseplate
21GPO telephones — The United Kingdom s General Post Office (GPO) had a number of telephones that were provided by them for connection to their exchanges. Until 1982 the GPO had a monopoly on the provision of all telephones within the UK and so the range was… …
22Rail fastening system — Elements of a baseplate based rail fastening system 1. Screw for fixing plate to sleeper 2. Elastomeric pad supporting rail 3. Tension washer 4. Rail clamp 5. Tensioning bolt (nut not shown) 6. Baseplate …
23Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
24Magnetic declination — Example of magnetic declination showing a compass needle with a positive (or easterly ) variation from geographic north. Magnetic declination is the angle between magnetic north (the direction the north end of a compass needle points) and true… …
25Unternehmen Bodenplatte — Infobox Military Conflict conflict=Operation Bodenplatte partof=Battle of the Bulge, World War II caption=Overview of the operation. date=1 January 1945 place=Belgium, Holland and France result=Pyrrhic German tactical success, German strategic… …
262-inch mortar — Infobox Weapon name=Ordnance SBML 2 inch mortar caption=Australian infantrymen using a 2 inch mortar in New Guinea in 1945 (AWM 094355) origin=flagcountry|United Kingdom type=Light mortar is UK=yes is ranged=yes is bladed= is explosive=yes is… …
27Ostomy pouching system — An ostomy pouching system (also colloquially called a bag) is a medical device prosthetic that provides a means for the collection of waste from a surgically diverted biological system (colon, ileum, urinary) and the creation of a stoma. Pouching …
28Matchbox (toy) — Matchbox is a die cast toy brand currently owned by Mattel, Inc. Matchbox toys were so named because the original models were packed in boxes similar in size and style to boxes of matches. The series became so popular that the Matchbox name was… …
29Power electronic substrate — The role of the substrate in power electronics is to provide the interconnections to form an electric circuit (like a printed circuit board), and to cool the components. Compared to materials and techniques used in lower power microelectronics,… …
3021 cm GrW 69 — Infobox Weapon name=21 cm Granatenwerfer 69 caption=A GrW 69 at the U.S. Army Field Artillery Museum, Ft. Sill, OK origin=flagcountry|Nazi Germany type= Mortar is ranged=yes is bladed= is explosive= is artillery=yes is vehicle= service= 1944 45… …
