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01687nam a2200265 a 4500 |
| 008 |
050201s1992||||es a |||||||||||||spa|| |
| 041 |
0 |
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|a spa
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| 094 |
0 |
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|a 1504
|b A385d
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| 100 |
1 |
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|a Alfaro Contreras, Pedro Salvador
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| 700 |
1 |
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|a Erroa Colato, Carlos Mauricio
|e coautor
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| 245 |
1 |
0 |
|a Diseño y construcción de un controlador de velocidad de estado sólido para motores de corriente directa con excitación independiente /
|c Pedro Salvador Alfaro Contreras,Carlos Mauricio Erroa Colato; asesores Jose Aquiles Rodriguez Portillo, Armando Martinez Calderon
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| 260 |
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|a San Salvador :
|b Universidad de El Salvador,
|c 1992
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| 300 |
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|a 119 h. ;
|b il
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| 502 |
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|a Tesis (Ingeniero Eléctrico) -- Universidad de El Salvador.
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| 650 |
|
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|a ESTADO SOLIDO
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| 650 |
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|a MOTORES DE CORRIENTE DIRECTA
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| 991 |
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|a bc_mercy
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| 992 |
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|a 01/11/2006
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| 942 |
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|c BK
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| 999 |
|
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|c 134204
|d 134204
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