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060510s1986 |||a fr||||| |0 0|eng d |
| 080 |
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|a 621.396
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| 100 |
0 |
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|a Snyder, Wilber F.
|9 270129
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| 245 |
0 |
0 |
|a Achievement in radio :
|b seventy years of radio science, technology, srandars and measurement at the National Bureau of Standars
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| 260 |
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|a Washington :
|b U.S.Departament of Commerce,
|c 1986.
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| 300 |
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|a 842 p.
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| 440 |
0 |
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|a National Bureau of Standars, Spe
|9 269408
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| 599 |
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|a Ubic.:621.396 SNY Ej.1 PRES
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| 650 |
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|a RADIO
|9 265310
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| 650 |
1 |
4 |
|a RADIOCOMUNICACIONES
|9 270035
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| 650 |
1 |
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|a TELECOMUNICACIONES
|9 263844
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| 650 |
1 |
4 |
|a CONFERENCIAS
|9 262705
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| 700 |
0 |
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|a Bragaw, Charles L.
|9 270130
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| 942 |
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|c LIB
|6 _
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| 959 |
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|a MON
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| 960 |
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|a 3597
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| 970 |
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|a Registro convertido en forma automatizada
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