Hubert Zwahlen

Porrentruy

Trademarks, designs and patents

Fermoir

Swiss patent · CH684870 · Inventor

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T

Swiss trademark · 338150 · Holder

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Montre-bracelet comportant une boussole

Swiss patent · CH655633 · Holder, Inventor

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Fermoir de bracelet de montre à boucle déployante

Swiss patent · CH656512 · Holder, Inventor

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Hubert Zwahlen | Lexipedia