| AEG | |
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| Alcatel | |
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| Alpax | |
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| Answercall | |
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| Ascom | |
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| AT&T | |
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| Audioline | |
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| Audiovox | |
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| Betacom | |
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| Binatone | |
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| Bosch | |
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| Brondi | |
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| BT | |
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| Bush | |
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| Cable and Wireless | |
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| Casio | |
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| Citizen | |
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| Cobra | |
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| Continental Edison | |
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| Cosmo | |
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| Cresta | |
|
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| Detewe | |
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| Deutsche Telecom | |
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| Dialatron | |
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| Dialatron Geemarc | |
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| Doro | |
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| Doro Matra | |
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| Emerson | |
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| Envoy | |
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| Ericsson | |
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| Excursion | |
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| France Telecom | |
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| FREEDOM | |
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| Funai | |
|
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| GEC | |
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| Geemarc | |
|
|
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| GPT | |
|
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| Grundig | |
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| GTE | |
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| Hagenuk | |
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| Hitel | |
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| Irradio | |
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| ITT | |
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| Jacob Jensen | |
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| JVC | |
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| Karman | |
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| Loewe | |
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| Logicom | |
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| Mark | |
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| Master | |
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| Matra | |
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| MCE | |
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| Modulophone | |
|
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| Morphy Richards | |
|
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| North Western Bell | |
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| NTL | |
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| Olitel | |
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| Olympia | |
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| Onda | |
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| Opalys | |
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| Opedys | |
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| Panasonic | |
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| Philips | |
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| Phonemate | |
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| Phonesonic | |
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| Premier | |
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| Promelit | |
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| Sagem | |
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| Samsung | |
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| Sanyo | |
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| Sharp | |
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| Siemens | |
|
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| Skyphone | |
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| Sony | |
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| South Western Bell | |
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| Swatch | |
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| Telekom | |
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| Telemax | |
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| Telesys | |
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| Telia | |
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| Thomson | |
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| Toshiba | |
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| Uher | |
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| Uniden | |
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| Vtech | |
|