Amsler, Bruno

Olten

Trademarks, designs and patents

Rafflamellenstore mit an den Lamellenenden angeordneten Führungsgliedern

Swiss patent · CH653096 · Inventor

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Rafflamellenstore

Swiss patent · CH653093 · Inventor

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Rafflamellenstore

Swiss patent · CH653091 · Inventor

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Rafflamellenstore

Swiss patent · CH653090 · Inventor

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Rafflamellenstore

Swiss patent · CH650310 · Inventor

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