cam a22 u 4500 128671157 CHVBK 20200921065922.0 880212s1981 xxc | 00 |eng|d 0-88920-106-4 (OCoLC)636430580 (NEBIS)000268950 ETH-BIB ger ETH-BIB ETHICS-ISBD Radar development in Canada the Radio Branch of the National research Council of Canada 1939-1946 William Edgar Knowles Middleton Waterloo Laurier University Press 1981 XII, 147 p. 24 cm fig. KANADA (NORDAMERIKA) ger (ETHUDK)000007528 ethudk RADAR, ENTDECKUNG UND ENTFERNUNGSMESSUNG MITTELS FUNKWELLEN (RADARTECHNIK) ger (ETHUDK)000028854 ethudk u RADAR, ENTDECKUNG UND ENTFERNUNGSMESSUNG MITTELS FUNKWELLEN (RADARTECHNIK) ger 621.396.962 nebis E1 u KANADA (NORDAMERIKA) ger (71) nebis E1 u RADAR, RADIO DETECTION AND RANGING (RADAR ENGINEERING) eng 621.396.962 nebis E1 u RADAR, DÉTECTION À DISTANCE PAR ONDES RADIO (TECHNIQUE DU RADAR) fre 621.396.962 nebis E1 u CANADA (NORTH AMERICA) eng (71) nebis E1 u CANADA (AMÉRIQUE DU NORD) fre (71) nebis E1 Middleton W.E. Knowles William Edgar Knowles National Research Council of Canada Radio Branch (DE-588)1087582865 BK020000 XK020000 XK020000 NEBIS E16 E16 RH R 1982/767 NEBIS 700 1- Middleton W.E. Knowles William Edgar Knowles NEBIS 710 2- National Research Council of Canada Radio Branch (DE-588)1087582865