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| LEADER |
01424nam a2200361 a 4500 |
| 001 |
BFMO50002861 |
| 003 |
SV-SsUSB |
| 005 |
20130828104639.0 |
| 008 |
050201s1967 a 000 0 eng d |
| 040 |
|
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|a Sistema Bibliotecario Universidad de El Salvador
|b spa
|c SV-SsUSB
|
| 082 |
0 |
4 |
|a 621.3857
|b T777d
|2 20
|
| 100 |
1 |
|
|a Trautmann, Kurt.
|
| 245 |
1 |
0 |
|a Design of automatic telephone exchanges /
|c Kurt Trautmann.
|
| 260 |
|
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|a Berlin :
|b Siemens,
|c 1967.
|
| 300 |
|
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|a 187 p. :
|b il. ;
|c cm.
|
| 505 |
1 |
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|a Vol. 1. Circuit Units and Functions
|
| 592 |
|
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|a Charge Registration Equipment
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| 592 |
|
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|a DDD Systems
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| 592 |
|
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|a Direct Control PABX's
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| 592 |
|
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|a Indirect Control PABX's
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| 592 |
|
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|a LDD Relay Repeaters
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| 592 |
|
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|a Local Direct Control Systms
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| 592 |
|
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|a Local Indirect Control Systems
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| 592 |
|
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|a Magnetic Field Switching Matrices
|
| 592 |
|
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|a Noble metal uniselector Motorswitches
|
| 592 |
|
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|a Out of Area switching equipment
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| 592 |
|
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|a RElay repeaters
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| 592 |
|
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|a Step by Step Selectors
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| 650 |
|
7 |
|a Teléfono automático.
|2 embne
|
| 942 |
|
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|2 ddc
|c BK
|
| 999 |
|
|
|c 806
|d 806
|
| 952 |
|
|
|0 0
|1 1
|2 ddc
|4 0
|6 621_385000000000000_T777D
|7 0
|8 CG
|9 1768
|a 50
|b 50
|c GN
|d 2012-12-07
|i 50002861
|o 621.385 T777d
|p 50002861
|r 2012-12-07
|t 2
|w 2012-12-07
|y BK
|
| 952 |
|
|
|0 0
|1 1
|2 ddc
|4 0
|6 621_385000000000000_T777D
|7 0
|8 CG
|9 1769
|a 50
|b 50
|c GN
|d 2012-12-07
|i 50002862
|o 621.385 T777d
|p 50002862
|r 2012-12-07
|t 3
|w 2012-12-07
|y BK
|