the industry index or a search engine and keywords. directory of polish exporters directory of transport companies furniture catalog invest in poland offers from foreign companies selected categories: electric and electronic machines and devices manufacture of electricity distribution and control apparatus...
default sorting sort by popularity sort by average rating sort by newness sort by price: low to high sort by price: high to low clipper wind system speed & direction indicator view details epirb jotron tron s view details epirb mcmurdo g view details epirb samyung sep- view details line throwing apparatus...
transmitters and apparatus for line telephony or telegraphy; parts and accessories thereof radio or television transmission apparatus; television cameras transmission apparatus for radio- ,. telephony, radio-telegraphy, radio- broadcasting or television, whether or not incorporating reception apparatus...
transmitters and apparatus for line telephony or telegraphy; parts and accessories thereof radio or television transmission apparatus; television cameras transmission apparatus for radio- ,. telephony, radio-telegraphy, radio- broadcasting or television, whether or not incorporating reception apparatus...
article by camille tissot, published in the n° of july of the bulletin of the "company of the electricians" (société des électriciens). in , when the work of lodge and of marconi concerning wireless telegraphy was still little known, tissot undertook parallel and independent research. he built apparatus...
(marquis) by king victor emmanuel iii of italy, and, in , he set up the vatican radio for pope pius xi . contents biography early years education radio work . developing radio telegraphy . transmission breakthrough . the british become interested . transatlantic transmissions . titanic . continuing...
beacons that can be read on radio direction finders in all weather, and radar transponders that appear on radar displays. beacons can also be combined with semaphoric or other indicators to provide important information , such as the status of an airport, by the colour and rotational pattern of its...