Hans-Rudolf Fellmann

Wangen

Trademarks, designs and patents

Intrusionsmelder

Swiss design · 125076 · Designer

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Feuermelder

Swiss design · 122197 · Designer

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Messgerät für Textillabors

Swiss design · 115466 · Designer

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Gerät zur Signalverarbeitung in Textillabors

Swiss design · 115437 · Designer

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