Solna, Stockholm County
Stockholm, Stockholm County
Trety has developed, designed and produced more than 3 million units of different telecommunication equipments. Main focus has been terminals for PTT / Telecom's like Fax, DECT & Office Phones.
Sollentuna, Stockholm County
Assistive Listening Devices, wireless microphone systems.
Lidingo, Stockholm County
Vallingby, Stockholm County
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