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EP0515241B1
(fr)
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Système de téléréunion téléphonique
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BE376784A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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CH160905A
(fr)
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Installation de téléphonie automatique.
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BE412533A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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GB513008A
(en)
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Improvements in or relating to telephone systems
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BE436502A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE428086A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE420586A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE482801A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE393936A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE413033A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE454860A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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GB464338A
(en)
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Improvements in or relating to telephone systems
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BE427507A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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CH120952A
(fr)
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Installation téléphonique automatique ou semi-automatique.
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BE476206A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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CH369171A
(fr)
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Installation de communication téléphonique à concentrateurs de lignes
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CH125094A
(fr)
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Installation téléphonique.
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BE483616A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE428087A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE473140A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE361645A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE350224A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE332977A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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BE430209A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
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