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, (Rumanel Watch Factory AG)
, (Rumanel Watch Factory Ltd.) Ringstrasse 34 2562 Port
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Eterna AG Uhrenfabrik (Eterna, S.A. Fabrique d'horlogerie), (Eterna Ltd. Watch Factory) Schützengasse 46 2540 Grenchen
Information Factory Group AG Seefeldstrasse 45 8008 Zürich
Information Factory Group AG Seefeldstrasse 45 8008 Zürich