ISDN in the office - HICOM : technology and applications of the HICOM ISDN communication system
36
| Format: | |
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| Published: |
Berlin : Siemens Aktiengesellshaff,
1985
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| Subjects: |
36
| Format: | |
|---|---|
| Published: |
Berlin : Siemens Aktiengesellshaff,
1985
|
| Subjects: |