NR BR 1602
Telephone Line Concentrator for Signal Boxes Using Touch Screen Techniques
inactive
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| Organization: | NR |
| Publication Date: | 1 September 1988 |
| Status: | inactive |
| Page Count: | 32 |
scope:
INTRODUCTION
This specification is issued by the Director of. S & T Engineering, British Rail, Materials Management Group, Room 1103, Rail House, Gresty Road, Crewe, CW2 6EA; from whom further copies may be obtained.
Document History
NR BR 1602
September 1, 1988
Telephone Line Concentrator for Signal Boxes Using Touch Screen Techniques
INTRODUCTION
This specification is issued by the Director of. S & T Engineering, British Rail, Materials Management Group, Room 1103, Rail House, Gresty Road, Crewe, CW2 6EA; from whom further...
References
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