valve discharger
1Invention of radio — Great Radio Controversy redirects here. For the album by the band Tesla, see The Great Radio Controversy. Contents 1 Physics of wireless signalling 2 Theory of electromagnetism …
2List of Tesla patents — Below is a list of Tesla patents. Dr. Nikola Tesla was an inventor who obtained around 300 patents [Snezana Sarbo, [http://www.tesla symp06.org/papers/Tesla Symp06 Sarboh.pdfNikola Tesla s Patents] , Sixth International Symposium Nikola Tesla,… …
3Holman Projector — The Holman Projector was an anti aircraft weapon used by the Royal Navy during World War II, primarily between early 1940 and late 1941. The weapon was proposed and designed by Holmans, a machine tool manufacturer based at Camborne, Cornwall. A… …
4lock — I n 1. bolt, latch, hook, holdfast, padlock; hasp, pin, peg, bar; fastener, clasp, securer, clincher. 2. catch, ratchet, pawl, brake; safety, safety catch, safety lock, cutoff; [in a firearm) gunlock, discharger, exploder. 3. sluice, sluice gate …
