Yazar
Gerald Hurt
5 cilt bulundu.
Gerald L. Baliles, John Morton Barber, John Hurt Whitehead · Virginia Museum of Natural History Foundation
64 sayfa · 1995
Water quality management / Conservation of natural resources / McLain Program in Environmental Studies (Washington College, Chestertown, Md.) / Chesapeake Bay (Md. and Va.) / Estuarine area conservation
Gerald F. Hurt · U.S. Dept. of Commerce, National Telecommunications and Information Administration
Sayfa sayısı yok · 1994
United States / Radio frequency allocation
Gerald F. Hurt · Dept. of Commerce, National Telecommunications and Information Administration
68 sayfa · 1979
Radar / Mobile radio stations / Electromagnetic compatibility
Gerald F Hurt · U.S. Dept. of Commerce, National Telecommunications and Information Administration
113 sayfa · 1980
Radio frequency allocation