US5596631A
(en)
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Station controller for distributed single line PABX
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BE413033A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE353077A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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FR2622380A1
(fr)
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Systeme de distribution de lignes telephoniques pour un poste telephonique simple
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BE427161A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE425397A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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US2047619A
(en)
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Telephone system
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US2170038A
(en)
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Telephone and telegraph exchange system
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BE352110A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE409193A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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CH106044A
(fr)
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Installation téléphonique pour bureau privé annexe.
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BE417475A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE412533A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE428086A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE377986A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE376784A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE469922A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE343767A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE483916A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE420586A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE349935A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE427079A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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CH126309A
(fr)
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Installation de distribution d'appels pour centrales téléphoniques.
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BE484722A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE422189A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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